{"id":572,"date":"2022-05-18T16:40:53","date_gmt":"2022-05-18T16:40:53","guid":{"rendered":"https:\/\/pressbooks.ccconline.org\/accintrostats\/back-matter\/notes-for-the-ti-83-83-84-84-calculators\/"},"modified":"2022-05-18T16:40:53","modified_gmt":"2022-05-18T16:40:53","slug":"notes-for-the-ti-83-83-84-84-calculators","status":"publish","type":"back-matter","link":"https:\/\/pressbooks.ccconline.org\/accintrostats\/back-matter\/notes-for-the-ti-83-83-84-84-calculators\/","title":{"raw":"Notes for the TI-83, 83+, 84, 84+ Calculators","rendered":"Notes for the TI-83, 83+, 84, 84+ Calculators"},"content":{"raw":"&nbsp;\n<div id=\"fs-id15632468\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Quick Tips<\/h3>\n<p id=\"fs-id14313746\"><span data-type=\"title\">Legend<\/span><\/p>\n\n<ul id=\"fs-id15693270\">\n \t<li><span id=\"fs-id15740147\" data-type=\"media\" data-display=\"inline\" data-alt=\"A blank calculator button\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-button-1.png\" alt=\"A blank calculator button\" data-media-type=\"image\/png\"> represents a button press<\/span><\/li>\n \t<li><code>[ ]<\/code> represents yellow command or green letter behind a key<\/li>\n \t<li><code>&lt; &gt;<\/code> represents items on the screen<\/li>\n<\/ul>\n<p id=\"fs-id14248473\"><span data-type=\"title\">To adjust the contrast<\/span>Press <span id=\"fs-id14772600\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\">, then hold <span id=\"fs-id13797489\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow up\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-up-1.png\" alt=\"arrow up\" data-media-type=\"image\/png\"> to increase the contrast or <span id=\"fs-id12745418\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down\" data-media-type=\"image\/png\"> to decrease the contrast. <\/span><\/span><\/span><\/p>\n<p id=\"fs-id15738732\"><span data-type=\"title\">To capitalize letters and words<\/span>Press <span id=\"fs-id15336309\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\"> to get one capital letter, or press <span id=\"fs-id15256555\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\">, then <span id=\"fs-id14248475\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\"> to set all button presses to capital letters. You can return to the top-level button values by pressing <span id=\"fs-id13796242\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\"> again. <\/span><\/span><\/span><\/span><\/p>\n<p id=\"fs-id15448816\"><span data-type=\"title\">To correct a mistake<\/span>If you hit a wrong button, just hit <span id=\"fs-id15674844\" data-type=\"media\" data-display=\"inline\" data-alt=\"clear key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-clear-1.png\" alt=\"clear key\" data-media-type=\"image\/png\"> and start again. <\/span><\/p>\n<p id=\"fs-id8629783\"><span data-type=\"title\">To write in scientific notation<\/span>Numbers in scientific notation are expressed on the TI-83, 83+, 84, and 84+ using E notation, such that...<\/p>\n\n<ul id=\"fs-id12894103\">\n \t<li>4.321 E 4 = \\(\\text{4}\\text{.321}\u00d7{\\text{10}}^{4}\\)<\/li>\n \t<li>4.321 E \u20134 = \\(\\text{4}\\text{.321}\u00d7{\\text{10}}^{\u20134}\\)<\/li>\n<\/ul>\n<p id=\"fs-id14327214\"><span data-type=\"title\">To transfer programs or equations from one calculator to another:<\/span><strong>Both calculators:<\/strong> Insert your respective end of the link cable cable and press <span id=\"fs-id15384266\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\">, then <code>[LINK]<\/code>. <\/span><\/p>\n<p id=\"eip-607\"><span data-type=\"title\">Calculator receiving information:<\/span><\/p>\n\n<ol id=\"fs-id15504626\" class=\"stepwise\" type=\"1\">\n \t<li>Use the arrows to navigate to and select <code>&lt;RECEIVE&gt;<\/code><\/li>\n \t<li>Press <span id=\"fs-id14419024\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\">.<\/span><\/li>\n<\/ol>\n<p id=\"eip-442\"><span data-type=\"title\">Calculator sending information:<\/span><\/p>\n\n<ol id=\"fs-id13666196\" class=\"stepwise\" type=\"1\">\n \t<li>Press appropriate number or letter.<\/li>\n \t<li>Use up and down arrows to access the appropriate item.<\/li>\n \t<li>Press <span id=\"fs-id14358160\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"> to select item to transfer.<\/span><\/li>\n \t<li>Press right arrow to navigate to and select <code>&lt;TRANSMIT&gt;<\/code>.<\/li>\n \t<li>Press <span id=\"fs-id15557080\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\">.<\/span><\/li>\n<\/ol>\n<div id=\"eip-623\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp123049456\">ERROR 35 LINK generally means that the cables have not been inserted far enough.<\/p>\n\n<\/div>\n<p id=\"eip-432\"><strong>Both calculators:<\/strong> Insert your respective end of the link cable cable Both calculators: press <span id=\"fs-id4481246\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\">, then <code>[QUIT]<\/code> to exit when done.<\/span><\/p>\n\n<\/div>\n<div id=\"eip-367\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Manipulating One-Variable Statistics<\/h3>\n<div id=\"builtinprogram\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp125210352\">These directions are for entering data with the built-in statistical program.<\/p>\n\n<\/div>\n<table id=\"eip-886\" summary=\"A table of sample data used throughout the rest of this section. The first column is data, while the second column represents the frequency of that data.\"><caption><span data-type=\"title\">Sample Data We are manipulating one-variable statistics.<\/span><\/caption>\n<thead valign=\"top\">\n<tr>\n<th data-align=\"center\">Data<\/th>\n<th data-align=\"center\">Frequency<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u20132<\/td>\n<td>10<\/td>\n<\/tr>\n<tr>\n<td>\u20131<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>4<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>5<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p id=\"eip-653\"><span data-type=\"title\">To begin:<\/span><\/p>\n\n<ol id=\"eip-idm14073664\" type=\"1\">\n \t<li>\n<p id=\"fs-id15582062\">Turn on the calculator.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14420511\" data-type=\"media\" data-display=\"inline\" data-alt=\"on key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-on-1.png\" alt=\"on key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id10641750\">Access statistics mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13748217\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15437009\">Select <code>&lt;4:ClrList&gt;<\/code> to clear data from lists, if desired. <span data-type=\"newline\">\n<\/span><span id=\"fs-id15649038\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id9695112\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id13785018\">Enter list <code>[L1]<\/code> to be cleared.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13768754\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L1]<\/code> , <span id=\"fs-id14335493\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14419501\">Display last instruction.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14831640\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[ENTRY]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14326768\">Continue clearing remaining lists in the same fashion, if desired.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14329997\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow left key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-left-1.png\" alt=\"arrow left key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15742818\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15395962\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14832244\">Access statistics mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14891229\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id10927723\">Select <code>&lt;1:Edit . . .&gt;<\/code><span data-type=\"newline\">\n<\/span> <span id=\"fs-id15712626\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"eip-idm96290832\">Enter data. Data values go into <code>[L1]<\/code>. (You may need to arrow over to <code>[L1]<\/code>).<\/p>\n\n<ul id=\"fs-id15712194\" data-bullet-style=\"bullet\">\n \t<li>\n<p id=\"fs-id14421999\">Type in a data value and enter it. (For negative numbers, use the negate (-) key at the bottom of the keypad).<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15478563\" data-type=\"media\" data-display=\"inline\" data-alt=\"negative sign key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-negate-1.png\" alt=\"negative sign key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15648786\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14357766\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Continue in the same manner until all data values are entered.<\/li>\n<\/ul>\n<\/li>\n \t<li>\n<p id=\"eip-idm74059056\">In <code>[L2]<\/code>, enter the frequencies for each data value in <code>[L1]<\/code>.<\/p>\n\n<ul id=\"fs-id4481227\" data-bullet-style=\"bullet\">\n \t<li>\n<p id=\"fs-id15505645\">Type in a frequency and enter it. (If a data value appears only once, the frequency is \"1\").<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15710714\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15650017\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Continue in the same manner until all data values are entered.<\/li>\n<\/ul>\n<\/li>\n \t<li>\n<p id=\"fs-id15743532\">Access statistics mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14418553\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Navigate to <code>&lt;CALC&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id14357978\">Access <code>&lt;1:1-var Stats&gt;<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13797091\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id13788979\">Indicate that the data is in <code>[L1]<\/code>...<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15374940\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L1]<\/code> , <span id=\"fs-id13776903\" data-type=\"media\" data-display=\"inline\" data-alt=\"comma key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-comma-1.png\" alt=\"comma key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15665979\">...and indicate that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15677570\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15735160\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>The statistics should be displayed. You may arrow down to get remaining statistics. Repeat as necessary.<\/li>\n<\/ol>\n<\/div>\n<div id=\"fs-id15737311\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Drawing Histograms<\/h3>\n<div id=\"fs-id14426441\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp35239360\">We will assume that the data is already entered.<\/p>\n\n<\/div>\n<p id=\"fs-id15680349\">We will construct two histograms with the built-in STATPLOT application. The first way will use the default ZOOM. The second way will involve customizing a new graph.<\/p>\n\n<ol id=\"fs-id15742651\" type=\"1\">\n \t<li>\n<p id=\"fs-id15419737\">Access graphing mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15448652\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15557620\">Select <code>&lt;1:plot 1&gt;<\/code> to access plotting - first graph.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13682805\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15739558\">Use the arrows navigate go to <code>&lt;ON&gt;<\/code> to turn on Plot 1.<span data-type=\"newline\">\n<\/span> <code>&lt;ON&gt;<\/code> , <span id=\"fs-id10512380\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Use the arrows to go to the histogram picture and select the histogram. <span id=\"fs-id13783163\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/li>\n \t<li>Use the arrows to navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id14329150\">If \"L1\" is not selected, select it.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15663891\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L1]<\/code> , <span id=\"fs-id14338110\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Use the arrows to navigate to <code>&lt;Freq&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id14831268\">Assign the frequencies to <code>[L2]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15664107\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15681866\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15772224\">Go back to access other graphs.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15861321\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>Use the arrows to turn off the remaining plots.<\/li>\n \t<li><strong>Be sure to deselect or clear all equations before graphing.<\/strong><\/li>\n<\/ol>\n<p id=\"eip-907\"><span data-type=\"title\">To deselect equations:<\/span><\/p>\n\n<ol id=\"eip-idm66550672\" type=\"1\">\n \t<li>\n<p id=\"fs-id10677318\">Access the list of equations.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14831127\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14360577\">Select each equal sign (=).<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15443354\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id15666036\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id15685297\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Continue, until all equations are deselected.<\/li>\n<\/ol>\n<p id=\"eip-556\"><span data-type=\"title\">To clear equations:<\/span><\/p>\n\n<ol id=\"eip-idp10993520\" type=\"1\">\n \t<li>\n<p id=\"fs-id15384255\">Access the list of equations.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14831410\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id4458420\">Use the arrow keys to navigate to the right of each equal sign (=) and clear them.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15399911\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id15664574\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id15392714\" data-type=\"media\" data-display=\"inline\" data-alt=\"clear key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-clear-1.png\" alt=\"clear key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Repeat until all equations are deleted.<\/li>\n<\/ol>\n<p id=\"eip-649\"><span data-type=\"title\">To draw default histogram:<\/span><\/p>\n\n<ol id=\"eip-idm164199760\" type=\"1\">\n \t<li>\n<p id=\"fs-id12596788\">Access the ZOOM menu.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15558179\" data-type=\"media\" data-display=\"inline\" data-alt=\"ZOOM key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-zoom-1.png\" alt=\"ZOOM key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15743779\">Select <code>&lt;9:ZoomStat&gt;<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15676186\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>The histogram will show with a window automatically set.<\/li>\n<\/ol>\n<p id=\"eip-296\"><span data-type=\"title\">To draw custom histogram:<\/span><\/p>\n\n<ol id=\"eip-idm110111776\" type=\"1\">\n \t<li>Access window mode to set the graph parameters.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15413869\" data-type=\"media\" data-display=\"inline\" data-alt=\"window key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-window-1.png\" alt=\"window key\" data-media-type=\"image\/png\"><\/span><\/li>\n \t<li>\n<ul id=\"fs-id15770367\" data-bullet-style=\"bullet\">\n \t<li>\\({X}_{\\mathrm{min}}=\u20132.5\\)<\/li>\n \t<li>\\({X}_{\\mathrm{max}}=3.5\\)<\/li>\n \t<li>\\({X}_{scl}=1\\) (width of bars)<\/li>\n \t<li>\\({Y}_{\\mathrm{min}}=0\\)<\/li>\n \t<li>\\({Y}_{\\mathrm{max}}=10\\)<\/li>\n \t<li>\\({Y}_{scl}=1\\) (spacing of tick marks on <em data-effect=\"italics\">y<\/em>-axis)<\/li>\n \t<li>\\({X}_{res}=1\\)<\/li>\n<\/ul>\n<\/li>\n \t<li>Access graphing mode to see the histogram.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14338525\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\"><\/span><\/li>\n<\/ol>\n<p id=\"eip-140\"><span data-type=\"title\">To draw box plots:<\/span><\/p>\n\n<ol id=\"eip-idp73874128\" type=\"1\">\n \t<li>\n<p id=\"fs-id13795663\">Access graphing mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id8283012\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15609035\">Select <code>&lt;1:Plot 1&gt;<\/code> to access the first graph.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15436944\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id10982525\">Use the arrows to select <code>&lt;ON&gt;<\/code> and turn on Plot 1.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15407549\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14339453\">Use the arrows to select the box plot picture and enable it.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15682750\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Use the arrows to navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id12116579\">If \"L1\" is not selected, select it.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13785172\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L1]<\/code> , <span id=\"fs-id13796670\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Use the arrows to navigate to <code>&lt;Freq&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id14792157\">Indicate that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14857230\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15400636\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15259023\">Go back to access other graphs.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id3301526\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li><strong>Be sure to deselect or clear all equations before graphing<\/strong> using the method mentioned above.<\/li>\n \t<li>\n<p id=\"fs-id15428121\">View the box plot.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15743723\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<\/ol>\n<\/div>\n<div id=\"fs-id14569516\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Linear Regression<\/h3>\n<div id=\"fs-id15377984\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Sample Data<\/h4>\n<p id=\"fs-id15306460\">The following data is real. The percent of declared ethnic minority students at De Anza College for selected years from 1970\u20131995 was:<\/p>\n\n<table id=\"fs-id14336458\" summary=\"The first column is data represents years, from 1970 to 1995, while the second column represents the percentage of declared ethnic minority students at De Anza College with respect to the entire student body for that year.\"><caption>The independent variable is \"Year,\" while the independent variable is \"Student Ethnic Minority Percent.\"<\/caption>\n<thead valign=\"top\">\n<tr>\n<th data-align=\"center\">Year<\/th>\n<th data-align=\"center\">Student Ethnic Minority Percentage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1970<\/td>\n<td>14.13<\/td>\n<\/tr>\n<tr>\n<td>1973<\/td>\n<td>12.27<\/td>\n<\/tr>\n<tr>\n<td>1976<\/td>\n<td>14.08<\/td>\n<\/tr>\n<tr>\n<td>1979<\/td>\n<td>18.16<\/td>\n<\/tr>\n<tr>\n<td>1982<\/td>\n<td>27.64<\/td>\n<\/tr>\n<tr>\n<td>1983<\/td>\n<td>28.72<\/td>\n<\/tr>\n<tr>\n<td>1986<\/td>\n<td>31.86<\/td>\n<\/tr>\n<tr>\n<td>1989<\/td>\n<td>33.14<\/td>\n<\/tr>\n<tr>\n<td>1992<\/td>\n<td>45.37<\/td>\n<\/tr>\n<tr>\n<td>1995<\/td>\n<td>53.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div id=\"fs-id13815357\" class=\"bc-figure figure\">\n<div data-type=\"title\">Student Ethnic Minority Percentage<\/div>\n<div class=\"bc-figcaption figcaption\">By hand, verify the scatterplot above.<\/div>\n<span id=\"fs-id15377645\" data-type=\"media\" data-display=\"block\" data-alt=\"This is a scatterplot for the data provided. Year is plotted on the horizontal axis and percent is plotted on the vertical axis. The points show a strong, curved, upward trend.\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/CNX_Stats_Appendix_ART_Figure_14.6-1.jpg\" alt=\"This is a scatterplot for the data provided. Year is plotted on the horizontal axis and percent is plotted on the vertical axis. The points show a strong, curved, upward trend.\" width=\"350\" data-media-type=\"image\/png\"><\/span>\n\n<\/div>\n<div id=\"fs-id15648837\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp56972304\">The TI-83 has a built-in linear regression feature, which allows the data to be edited.The <em data-effect=\"italics\">x<\/em>-values will be in <code>[L1]<\/code>; the <em data-effect=\"italics\">y<\/em>-values in <code>[L2]<\/code>.<\/p>\n\n<\/div>\n<p id=\"eip-901\"><span data-type=\"title\">To enter data and do linear regression:<\/span><\/p>\n\n<ol id=\"eip-idp244900032\" type=\"1\">\n \t<li>\n<p id=\"fs-id5077977\">ON Turns calculator on.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id7330302\" data-type=\"media\" data-display=\"inline\" data-alt=\"on key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-on-1.png\" alt=\"on key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Before accessing this program, be sure to turn off all plots.\n<ul id=\"fs-id14326364\" data-bullet-style=\"bullet\">\n \t<li>\n<p id=\"fs-id14859632\">Access graphing mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13808044\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id10740237\">Turn off all plots.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14046599\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id13782731\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n \t<li>Round to three decimal places. To do so:\n<ul id=\"fs-id13796521\" data-bullet-style=\"bullet\">\n \t<li>\n<p id=\"fs-id13815985\">Access the mode menu.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15436477\" data-type=\"media\" data-display=\"inline\" data-alt=\"mode key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-mode-1.png\" alt=\"mode key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id4472705\">Navigate to <code>&lt;Float&gt;<\/code> and then to the right to <code>&lt;3&gt;<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id12738760\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id14332544\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id14770838\">All numbers will be rounded to three decimal places until changed.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14064149\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n \t<li>\n<p id=\"fs-id5168875\">Enter statistics mode and clear lists <code>[L1]<\/code> and <code>[L2]<\/code>, as describe previously.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13746924\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14325808\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15672446\">Enter editing mode to insert values for <em data-effect=\"italics\">x<\/em> and <em data-effect=\"italics\">y<\/em>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15871012\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15414493\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Enter each value. Press <span id=\"fs-id15320435\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span> to continue.<\/li>\n<\/ol>\n<p id=\"eip-909\"><span data-type=\"title\">To display the correlation coefficient:<\/span><\/p>\n\n<ol id=\"eip-idp108929536\" type=\"1\">\n \t<li>\n<p id=\"fs-id15415238\">Access the catalog.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13748163\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[CATALOG]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id13412820\">Arrow down and select <code>&lt;DiagnosticOn&gt;<\/code><span data-type=\"newline\">\n<\/span> <span id=\"fs-id14419965\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\"><\/span>... , <span id=\"fs-id14758720\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15298972\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\\(r\\) and \\({r}^{2}\\) will be displayed during regression calculations.<\/li>\n \t<li>\n<p id=\"fs-id15861386\">Access linear regression.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14358803\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\"><\/span> <span id=\"fs-id15770182\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15677479\">Select the form of <em data-effect=\"italics\">y<\/em> = <em data-effect=\"italics\">a<\/em> + <em data-effect=\"italics\">bx<\/em>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15413761\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 8 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-eight-1.png\" alt=\"number 8 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14568976\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n<\/ol>\n<p id=\"fs-id13602951\"><span data-type=\"newline\">\n<\/span>The display will show:<\/p>\n<p id=\"eip-878\"><span data-type=\"title\">LinReg<\/span><\/p>\n\n<ul id=\"fs-id13602953\">\n \t<li><em data-effect=\"italics\">y<\/em> = <em data-effect=\"italics\">a<\/em> + <em data-effect=\"italics\">bx<\/em><\/li>\n \t<li><em data-effect=\"italics\">a<\/em> = \u20133176.909<\/li>\n \t<li><em data-effect=\"italics\">b<\/em> = 1.617<\/li>\n \t<li><em data-effect=\"italics\">r<\/em> = 2 0.924<\/li>\n \t<li><em data-effect=\"italics\">r<\/em> = 0.961<\/li>\n<\/ul>\n<p id=\"fs-id4451506\"><span data-type=\"newline\">\n<\/span>This means the Line of Best Fit (Least Squares Line) is:<\/p>\n\n<ul id=\"fs-id10515055\" data-bullet-style=\"bullet\">\n \t<li><em data-effect=\"italics\">y<\/em> = \u20133176.909 + 1.617<em data-effect=\"italics\">x<\/em><\/li>\n \t<li>Percent = \u20133176.909 + 1.617 (year #)<\/li>\n<\/ul>\nThe correlation coefficient <em data-effect=\"italics\">r<\/em> = 0.961\n<p id=\"fs-idm68992784\"><span data-type=\"title\">To see the scatter plot:<\/span><\/p>\n\n<ol id=\"fs-id14860854\" type=\"1\">\n \t<li>\n<p id=\"fs-id15375252\">Access graphing mode.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14743415\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id13782813\">Select <code>&lt;1:plot 1&gt;<\/code> To access plotting - first graph.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13782817\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id9642211\">Navigate and select <code>&lt;ON&gt;<\/code> to turn on Plot 1.<span data-type=\"newline\">\n<\/span> <code>&lt;ON&gt;<\/code> <span id=\"fs-id15326624\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Navigate to the first picture.<\/li>\n \t<li>\n<p id=\"fs-id14425261\">Select the scatter plot.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id14425265\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n \t<li>If <code>[L1]<\/code> is not selected, press <span id=\"fs-id15586352\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L1]<\/code> to select it.<\/li>\n \t<li>\n<p id=\"fs-id13616594\">Confirm that the data values are in <code>[L1]<\/code>.<span data-type=\"newline\">\n<\/span> <code>&lt;ON&gt;<\/code> <span id=\"fs-id15674802\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Navigate to <code>&lt;Ylist&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id12292882\">Select that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id12292887\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L2]<\/code> , <span id=\"fs-id13027628\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id8794800\">Go back to access other graphs.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15374874\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n \t<li>Use the arrows to turn off the remaining plots.<\/li>\n \t<li>Access window mode to set the graph parameters.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15380303\" data-type=\"media\" data-display=\"inline\" data-alt=\"window key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-window-1.png\" alt=\"window key\" data-media-type=\"image\/png\"><\/span>\n<ul id=\"fs-id4833843\" data-bullet-style=\"bullet\">\n \t<li>\\({X}_{\\mathrm{min}}=1970\\)<\/li>\n \t<li>\\({X}_{\\mathrm{max}}=2000\\)<\/li>\n \t<li>\\({X}_{scl}=10\\) (spacing of tick marks on <em data-effect=\"italics\">x<\/em>-axis)<\/li>\n \t<li>\\({Y}_{\\mathrm{min}}=-0.05\\)<\/li>\n \t<li>\\({Y}_{\\mathrm{max}}=60\\)<\/li>\n \t<li>\\({Y}_{scl}=10\\) (spacing of tick marks on <em data-effect=\"italics\">y<\/em>-axis)<\/li>\n \t<li>\\({X}_{res}=1\\)<\/li>\n<\/ul>\n<\/li>\n \t<li>Be sure to deselect or clear all equations before graphing, using the instructions above.<\/li>\n \t<li>Press the graph button to see the scatter plot. <span id=\"fs-id11867940\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\"><\/span><\/li>\n<\/ol>\n<p id=\"fs-idm30312176\"><span data-type=\"title\">To see the regression graph:<\/span><\/p>\n\n<ol id=\"fs-id15636297\" type=\"1\">\n \t<li>\n<p id=\"fs-id14418754\">Access the equation menu. The regression equation will be put into Y1.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id12873704\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15318374\">Access the vars menu and navigate to <code>&lt;5: Statistics&gt;<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id10268916\" data-type=\"media\" data-display=\"inline\" data-alt=\"vars key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-vars-1.png\" alt=\"vars key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14419539\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 5 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-five-1.png\" alt=\"number 5 key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Navigate to <code>&lt;EQ&gt;<\/code>.<\/li>\n \t<li>\n<p id=\"fs-id14622106\"><code>&lt;1: RegEQ&gt;<\/code> contains the regression equation which will be entered in Y1.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15667622\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Press the graphing mode button. The regression line will be superimposed over the scatter plot.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15399739\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\"><\/span><\/li>\n<\/ol>\n<p id=\"eip-385\"><span data-type=\"title\">To see the residuals and use them to calculate the critical point for an outlier:<\/span><\/p>\n\n<ol id=\"eip-idp57821472\" type=\"1\">\n \t<li>\n<p id=\"fs-id14885511\">Access the list. RESID will be an item on the menu. Navigate to it.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15318284\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span>, <code>[LIST]<\/code>, <code>&lt;RESID&gt;<\/code><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15771552\">Confirm twice to view the list of residuals. Use the arrows to select them.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13622621\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15558165\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>The critical point for an outlier is: \\(1.9V\\frac{\\mathrm{SSE}}{n-2}\\) where:\n<ul id=\"fs-id13668874\">\n \t<li>\\(n\\) = number of pairs of data<\/li>\n \t<li>\\(\\mathrm{SSE}\\) = sum of the squared errors<\/li>\n \t<li>\\(\\sum _{}^{}{\\mathrm{residual}}^{2}\\)<\/li>\n<\/ul>\n<\/li>\n \t<li>\n<p id=\"fs-id13856017\">Store the residuals in <code>[L3]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id13855071\" data-type=\"media\" data-display=\"inline\" data-alt=\"store key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-sto-1.png\" alt=\"store key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15769062\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L3]<\/code> , <span id=\"fs-id15401211\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15734182\">Calculate the \\(\\frac{{\\mathrm{\\left(residual\\right)}}^{2}}{n-2}\\). Note that \\(n-2=8\\) <span data-type=\"newline\">\n<\/span> <span id=\"fs-id15680372\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L3]<\/code> , <span id=\"fs-id15332654\" data-type=\"media\" data-display=\"inline\" data-alt=\"x-squared key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-xsquared-1.png\" alt=\"x-squared key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15664227\" data-type=\"media\" data-display=\"inline\" data-alt=\"division key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-divide-1.png\" alt=\"division key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15443531\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 8 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-eight-1.png\" alt=\"number 8 key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id15492779\">Store this value in <code>[L4]<\/code>.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id12493313\" data-type=\"media\" data-display=\"inline\" data-alt=\"store key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-sto-1.png\" alt=\"store key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14857761\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L4]<\/code> , <span id=\"fs-id15330584\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>\n<p id=\"fs-id13799897\">Calculate the critical value using the equation above.<span data-type=\"newline\">\n<\/span> <span id=\"fs-id15553710\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 1 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-one-1.png\" alt=\"number 1 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id13679088\" data-type=\"media\" data-display=\"inline\" data-alt=\"decimal point key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-decimal-1.png\" alt=\"decimal point key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15413832\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id13632053\" data-type=\"media\" data-display=\"inline\" data-alt=\"multiplication key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-multiply-1.png\" alt=\"multiplication key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15673395\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[V]<\/code> , <span id=\"fs-id15682092\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[LIST]<\/code> <span id=\"fs-id12746411\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15385301\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id14854303\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 5 key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-five-1.png\" alt=\"number 5 key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id15331426\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\"><\/span> , <code>[L4]<\/code> , <span id=\"fs-id14040973\" data-type=\"media\" data-display=\"inline\" data-alt=\"closing parenthesis key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-rightparenthesis-1.png\" alt=\"closing parenthesis key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id12262413\" data-type=\"media\" data-display=\"inline\" data-alt=\"closing parenthesis key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-rightparenthesis-1.png\" alt=\"closing parenthesis key\" data-media-type=\"image\/png\"><\/span> , <span id=\"fs-id8733928\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\"><\/span><\/p>\n<\/li>\n \t<li>Verify that the calculator displays: 7.642669563. This is the critical value.<\/li>\n \t<li>Compare the absolute value of each residual value in <code>[L3]<\/code> to 7.64. If the absolute value is greater than 7.64, then the (x, y) corresponding point is an outlier. In this case, none of the points is an outlier.<\/li>\n<\/ol>\n<p id=\"fs-id14035082\"><span data-type=\"title\">To obtain estimates of <em data-effect=\"italics\">y<\/em> for various <em data-effect=\"italics\">x<\/em>-values:<\/span>There are various ways to determine estimates for \"<em data-effect=\"italics\">y.<\/em>\" One way is to substitute values for \"<em data-effect=\"italics\">x<\/em>\" in the equation. Another way is to use the <span id=\"fs-id4485078\" data-type=\"media\" data-display=\"inline\" data-alt=\"trace key\"><img src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-trace-1.png\" alt=\"trace key\" data-media-type=\"image\/png\"> on the graph of the regression line. <\/span><\/p>\n\n<\/div>\n<\/div>\n<div id=\"fs-id5169011\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">TI-83, 83+, 84, 84+ instructions for distributions and tests<\/h3>\n<div id=\"fs-id15450346\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Distributions<\/h4>\n<p id=\"fs-id13791824\">Access <code data-display=\"inline\">DISTR<\/code> (for \"Distributions\").<\/p>\n<p id=\"fs-id15526075\">For technical assistance, visit the Texas Instruments website at <a href=\"http:\/\/www.ti.com\" target=\"_window\" rel=\"noopener\">http:\/\/www.ti.com<\/a> and enter your calculator model into the \"search\" box.<\/p>\n<p id=\"fs-idm103615424\"><span data-type=\"title\">Binomial Distribution<\/span><\/p>\n\n<ul id=\"fs-id15384919\">\n \t<li><code data-display=\"inline\">binompdf(<em data-effect=\"italics\">n<\/em>,<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> = <em data-effect=\"italics\">x<\/em>)<\/li>\n \t<li><code data-display=\"inline\">binomcdf(<em data-effect=\"italics\">n<\/em>,<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(X \u2264 x)<\/li>\n \t<li>To see a list of all probabilities for <em data-effect=\"italics\">x<\/em>: 0, 1, . . . , <em data-effect=\"italics\">n<\/em>, leave off the \"<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>\" parameter.<\/li>\n<\/ul>\n<p id=\"fs-idp1474048\"><span data-type=\"title\">Poisson Distribution<\/span><\/p>\n\n<ul id=\"fs-id13783374\">\n \t<li><code data-display=\"inline\">poissonpdf(\u03bb,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> = <em data-effect=\"italics\">x<\/em>)<\/li>\n \t<li><code data-display=\"inline\">poissoncdf(\u03bb,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> \u2264 <em data-effect=\"italics\">x<\/em>)<\/li>\n<\/ul>\n<p id=\"eip-283\"><span data-type=\"title\">Continuous Distributions (general)<\/span><\/p>\n\n<ul id=\"eip-idp115972320\">\n \t<li>\\(-\\infty \\) uses the value \u20131EE99 for left bound<\/li>\n \t<li>\\(\\infty \\) uses the value 1EE99 for right bound<\/li>\n<\/ul>\n<p id=\"eip-402\"><span data-type=\"title\">Normal Distribution<\/span><\/p>\n\n<ul id=\"eip-idp89416480\">\n \t<li><code data-display=\"inline\">normalpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">\u03bc<\/em>,<em data-effect=\"italics\">\u03c3<\/em>)<\/code> yields a probability density function value (only useful to plot the normal curve, in which case \"<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>\" is the variable)<\/li>\n \t<li><code data-display=\"inline\">normalcdf(left bound, right bound, <em data-effect=\"italics\">\u03bc<\/em>, <em data-effect=\"italics\">\u03c3<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">X<\/em> &lt; right bound)<\/li>\n \t<li><code data-display=\"inline\">normalcdf(left bound, right bound)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">Z<\/em> &lt; right bound) \u2013 standard normal<\/li>\n \t<li><code data-display=\"inline\">invNorm(<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">\u03bc<\/em>,<em data-effect=\"italics\">\u03c3<\/em>)<\/code> yields the critical value, <em data-effect=\"italics\">k<\/em>: <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> &lt; <em data-effect=\"italics\">k<\/em>) = <em data-effect=\"italics\">p<\/em><\/li>\n \t<li><code data-display=\"inline\">invNorm(<em data-effect=\"italics\">p<\/em>)<\/code> yields the critical value, <em data-effect=\"italics\">k<\/em>: <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">Z<\/em> &lt; <em data-effect=\"italics\">k<\/em>) = <em data-effect=\"italics\">p<\/em> for the standard normal<\/li>\n<\/ul>\n<p id=\"eip-113\"><span data-type=\"title\">Student's <em data-effect=\"italics\">t<\/em>-Distribution<\/span><\/p>\n\n<ul id=\"eip-idm52146688\">\n \t<li><code data-display=\"inline\">tpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">df<\/em>)<\/code> yields the probability density function value (only useful to plot the student-<em data-effect=\"italics\">t<\/em> curve, in which case \"<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>\" is the variable)<\/li>\n \t<li><code data-display=\"inline\">tcdf(left bound, right bound, <em data-effect=\"italics\">df<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">t<\/em> &lt; right bound)<\/li>\n<\/ul>\n<p id=\"eip-771\"><span data-type=\"title\">Chi-square Distribution<\/span><\/p>\n\n<ul id=\"eip-idm44632080\">\n \t<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>pdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">df<\/em>)<\/code> yields the probability density function value (only useful to plot the chi<sup>2<\/sup> curve, in which case \"<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>\" is the variable)<\/li>\n \t<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>cdf(left bound, right bound, <em data-effect=\"italics\">df<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">\u03a7<\/em><sup>2<\/sup> &lt; right bound)<\/li>\n<\/ul>\n<p id=\"eip-380\"><span data-type=\"title\">F Distribution<\/span><\/p>\n\n<ul id=\"eip-idm166766896\">\n \t<li><code data-display=\"inline\">Fpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">dfnum<\/em>,<em data-effect=\"italics\">dfdenom<\/em>)<\/code> yields the probability density function value (only useful to plot the <em data-effect=\"italics\">F<\/em> curve, in which case \"<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>\" is the variable)<\/li>\n \t<li><code data-display=\"inline\">Fcdf(left bound,right bound,<em data-effect=\"italics\">dfnum<\/em>,<em data-effect=\"italics\">dfdenom<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">F<\/em> &lt; right bound)<\/li>\n<\/ul>\n<\/div>\n<div id=\"fs-id15677913\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Tests and Confidence Intervals<\/h4>\n<p id=\"fs-id15287935\">Access <code data-display=\"inline\">STAT<\/code> and <code data-display=\"inline\">TESTS<\/code>.<\/p>\n<p id=\"fs-id14324569\">For the confidence intervals and hypothesis tests, you may enter the data into the appropriate lists and press <code data-display=\"inline\">DATA<\/code> to have the calculator find the sample means and standard deviations. Or, you may enter the sample means and sample standard deviations directly by pressing <code data-display=\"inline\">STAT<\/code> once in the appropriate tests.<\/p>\n<p id=\"fs-idp96939616\"><span data-type=\"title\">Confidence Intervals<\/span><\/p>\n\n<ul id=\"fs-id14324572\">\n \t<li><code data-display=\"inline\">ZInterval<\/code> is the confidence interval for mean when \u03c3 is known.<\/li>\n \t<li><code data-display=\"inline\">TInterval<\/code> is the confidence interval for mean when \u03c3 is unknown; <em data-effect=\"italics\">s<\/em> estimates \u03c3.<\/li>\n \t<li><code data-display=\"inline\">1-PropZInt<\/code> is the confidence interval for proportion.<\/li>\n<\/ul>\n<div id=\"fs-id14799914\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp1918880\">The confidence levels should be given as percents (ex. enter \"<code data-display=\"inline\">95<\/code>\" or \"<code data-display=\"inline\">.95<\/code>\" for a 95% confidence level).<\/p>\n\n<\/div>\n<p id=\"fs-idp36667376\"><span data-type=\"title\">Hypothesis Tests<\/span><\/p>\n\n<ul id=\"fs-id14799919\">\n \t<li><code data-display=\"inline\">Z-Test<\/code> is the hypothesis test for single mean when \u03c3 is known.<\/li>\n \t<li><code data-display=\"inline\">T-Test<\/code> is the hypothesis test for single mean when \u03c3 is unknown; <em data-effect=\"italics\">s<\/em> estimates \u03c3.<\/li>\n \t<li><code data-display=\"inline\">2-SampZTest<\/code> is the hypothesis test for two independent means when both \u03c3's are known.<\/li>\n \t<li><code data-display=\"inline\">2-SampTTest<\/code> is the hypothesis test for two independent means when both \u03c3's are unknown.<\/li>\n \t<li><code data-display=\"inline\">1-PropZTest<\/code> is the hypothesis test for single proportion.<\/li>\n \t<li><code data-display=\"inline\">2-PropZTest<\/code> is the hypothesis test for two proportions.<\/li>\n \t<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>-Test<\/code> is the hypothesis test for independence.<\/li>\n \t<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>GOF-Test<\/code> is the hypothesis test for goodness-of-fit (TI-84+ only).<\/li>\n \t<li><code data-display=\"inline\">LinRegTTEST<\/code> is the hypothesis test for Linear Regression (TI-84+ only).<\/li>\n<\/ul>\n<div id=\"fs-id15374930\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp140444871127008\">Input the null hypothesis value in the row below \"<code data-display=\"inline\">Inpt<\/code>.\" For a test of a single mean, \"<code data-display=\"inline\">\u03bc\u2205<\/code>\" represents the null hypothesis. For a test of a single proportion, \"<code data-display=\"inline\">p\u2205<\/code>\" represents the null hypothesis. Enter the alternate hypothesis on the bottom row.<\/p>\n\n<\/div>\n<\/div>\n<\/div>","rendered":"<p>&nbsp;<\/p>\n<div id=\"fs-id15632468\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Quick Tips<\/h3>\n<p id=\"fs-id14313746\"><span data-type=\"title\">Legend<\/span><\/p>\n<ul id=\"fs-id15693270\">\n<li><span id=\"fs-id15740147\" data-type=\"media\" data-display=\"inline\" data-alt=\"A blank calculator button\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-button-1.png\" alt=\"A blank calculator button\" data-media-type=\"image\/png\" \/> represents a button press<\/span><\/li>\n<li><code>[ ]<\/code> represents yellow command or green letter behind a key<\/li>\n<li><code>&lt; &gt;<\/code> represents items on the screen<\/li>\n<\/ul>\n<p id=\"fs-id14248473\"><span data-type=\"title\">To adjust the contrast<\/span>Press <span id=\"fs-id14772600\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/>, then hold <span id=\"fs-id13797489\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow up\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-up-1.png\" alt=\"arrow up\" data-media-type=\"image\/png\" \/> to increase the contrast or <span id=\"fs-id12745418\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down\" data-media-type=\"image\/png\" \/> to decrease the contrast. <\/span><\/span><\/span><\/p>\n<p id=\"fs-id15738732\"><span data-type=\"title\">To capitalize letters and words<\/span>Press <span id=\"fs-id15336309\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\" \/> to get one capital letter, or press <span id=\"fs-id15256555\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/>, then <span id=\"fs-id14248475\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\" \/> to set all button presses to capital letters. You can return to the top-level button values by pressing <span id=\"fs-id13796242\" data-type=\"media\" data-display=\"inline\" data-alt=\"alpha key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-alpha-1.png\" alt=\"alpha key\" data-media-type=\"image\/png\" \/> again. <\/span><\/span><\/span><\/span><\/p>\n<p id=\"fs-id15448816\"><span data-type=\"title\">To correct a mistake<\/span>If you hit a wrong button, just hit <span id=\"fs-id15674844\" data-type=\"media\" data-display=\"inline\" data-alt=\"clear key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-clear-1.png\" alt=\"clear key\" data-media-type=\"image\/png\" \/> and start again. <\/span><\/p>\n<p id=\"fs-id8629783\"><span data-type=\"title\">To write in scientific notation<\/span>Numbers in scientific notation are expressed on the TI-83, 83+, 84, and 84+ using E notation, such that&#8230;<\/p>\n<ul id=\"fs-id12894103\">\n<li>4.321 E 4 = \\(\\text{4}\\text{.321}\u00d7{\\text{10}}^{4}\\)<\/li>\n<li>4.321 E \u20134 = \\(\\text{4}\\text{.321}\u00d7{\\text{10}}^{\u20134}\\)<\/li>\n<\/ul>\n<p id=\"fs-id14327214\"><span data-type=\"title\">To transfer programs or equations from one calculator to another:<\/span><strong>Both calculators:<\/strong> Insert your respective end of the link cable cable and press <span id=\"fs-id15384266\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/>, then <code>[LINK]<\/code>. <\/span><\/p>\n<p id=\"eip-607\"><span data-type=\"title\">Calculator receiving information:<\/span><\/p>\n<ol id=\"fs-id15504626\" class=\"stepwise\" type=\"1\">\n<li>Use the arrows to navigate to and select <code>&lt;RECEIVE&gt;<\/code><\/li>\n<li>Press <span id=\"fs-id14419024\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/>.<\/span><\/li>\n<\/ol>\n<p id=\"eip-442\"><span data-type=\"title\">Calculator sending information:<\/span><\/p>\n<ol id=\"fs-id13666196\" class=\"stepwise\" type=\"1\">\n<li>Press appropriate number or letter.<\/li>\n<li>Use up and down arrows to access the appropriate item.<\/li>\n<li>Press <span id=\"fs-id14358160\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/> to select item to transfer.<\/span><\/li>\n<li>Press right arrow to navigate to and select <code>&lt;TRANSMIT&gt;<\/code>.<\/li>\n<li>Press <span id=\"fs-id15557080\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/>.<\/span><\/li>\n<\/ol>\n<div id=\"eip-623\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp123049456\">ERROR 35 LINK generally means that the cables have not been inserted far enough.<\/p>\n<\/div>\n<p id=\"eip-432\"><strong>Both calculators:<\/strong> Insert your respective end of the link cable cable Both calculators: press <span id=\"fs-id4481246\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/>, then <code>[QUIT]<\/code> to exit when done.<\/span><\/p>\n<\/div>\n<div id=\"eip-367\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Manipulating One-Variable Statistics<\/h3>\n<div id=\"builtinprogram\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp125210352\">These directions are for entering data with the built-in statistical program.<\/p>\n<\/div>\n<table id=\"eip-886\" summary=\"A table of sample data used throughout the rest of this section. The first column is data, while the second column represents the frequency of that data.\">\n<caption><span data-type=\"title\">Sample Data We are manipulating one-variable statistics.<\/span><\/caption>\n<thead valign=\"top\">\n<tr>\n<th data-align=\"center\">Data<\/th>\n<th data-align=\"center\">Frequency<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u20132<\/td>\n<td>10<\/td>\n<\/tr>\n<tr>\n<td>\u20131<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td>0<\/td>\n<td>4<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>5<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p id=\"eip-653\"><span data-type=\"title\">To begin:<\/span><\/p>\n<ol id=\"eip-idm14073664\" type=\"1\">\n<li>\n<p id=\"fs-id15582062\">Turn on the calculator.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14420511\" data-type=\"media\" data-display=\"inline\" data-alt=\"on key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-on-1.png\" alt=\"on key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id10641750\">Access statistics mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13748217\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15437009\">Select <code>&lt;4:ClrList&gt;<\/code> to clear data from lists, if desired. <span data-type=\"newline\"><br \/>\n<\/span><span id=\"fs-id15649038\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id9695112\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id13785018\">Enter list <code>[L1]<\/code> to be cleared.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13768754\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L1]<\/code> , <span id=\"fs-id14335493\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14419501\">Display last instruction.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14831640\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[ENTRY]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14326768\">Continue clearing remaining lists in the same fashion, if desired.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14329997\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow left key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-left-1.png\" alt=\"arrow left key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15742818\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15395962\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14832244\">Access statistics mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14891229\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id10927723\">Select <code>&lt;1:Edit . . .&gt;<\/code><span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15712626\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"eip-idm96290832\">Enter data. Data values go into <code>[L1]<\/code>. (You may need to arrow over to <code>[L1]<\/code>).<\/p>\n<ul id=\"fs-id15712194\" data-bullet-style=\"bullet\">\n<li>\n<p id=\"fs-id14421999\">Type in a data value and enter it. (For negative numbers, use the negate (-) key at the bottom of the keypad).<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15478563\" data-type=\"media\" data-display=\"inline\" data-alt=\"negative sign key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-negate-1.png\" alt=\"negative sign key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15648786\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14357766\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Continue in the same manner until all data values are entered.<\/li>\n<\/ul>\n<\/li>\n<li>\n<p id=\"eip-idm74059056\">In <code>[L2]<\/code>, enter the frequencies for each data value in <code>[L1]<\/code>.<\/p>\n<ul id=\"fs-id4481227\" data-bullet-style=\"bullet\">\n<li>\n<p id=\"fs-id15505645\">Type in a frequency and enter it. (If a data value appears only once, the frequency is &#8220;1&#8221;).<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15710714\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15650017\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Continue in the same manner until all data values are entered.<\/li>\n<\/ul>\n<\/li>\n<li>\n<p id=\"fs-id15743532\">Access statistics mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14418553\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Navigate to <code>&lt;CALC&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id14357978\">Access <code>&lt;1:1-var Stats&gt;<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13797091\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id13788979\">Indicate that the data is in <code>[L1]<\/code>&#8230;<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15374940\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L1]<\/code> , <span id=\"fs-id13776903\" data-type=\"media\" data-display=\"inline\" data-alt=\"comma key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-comma-1.png\" alt=\"comma key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15665979\">&#8230;and indicate that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15677570\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15735160\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>The statistics should be displayed. You may arrow down to get remaining statistics. Repeat as necessary.<\/li>\n<\/ol>\n<\/div>\n<div id=\"fs-id15737311\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Drawing Histograms<\/h3>\n<div id=\"fs-id14426441\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp35239360\">We will assume that the data is already entered.<\/p>\n<\/div>\n<p id=\"fs-id15680349\">We will construct two histograms with the built-in STATPLOT application. The first way will use the default ZOOM. The second way will involve customizing a new graph.<\/p>\n<ol id=\"fs-id15742651\" type=\"1\">\n<li>\n<p id=\"fs-id15419737\">Access graphing mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15448652\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15557620\">Select <code>&lt;1:plot 1&gt;<\/code> to access plotting &#8211; first graph.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13682805\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15739558\">Use the arrows navigate go to <code>&lt;ON&gt;<\/code> to turn on Plot 1.<span data-type=\"newline\"><br \/>\n<\/span> <code>&lt;ON&gt;<\/code> , <span id=\"fs-id10512380\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Use the arrows to go to the histogram picture and select the histogram. <span id=\"fs-id13783163\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/li>\n<li>Use the arrows to navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id14329150\">If &#8220;L1&#8221; is not selected, select it.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15663891\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L1]<\/code> , <span id=\"fs-id14338110\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Use the arrows to navigate to <code>&lt;Freq&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id14831268\">Assign the frequencies to <code>[L2]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15664107\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15681866\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15772224\">Go back to access other graphs.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15861321\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>Use the arrows to turn off the remaining plots.<\/li>\n<li><strong>Be sure to deselect or clear all equations before graphing.<\/strong><\/li>\n<\/ol>\n<p id=\"eip-907\"><span data-type=\"title\">To deselect equations:<\/span><\/p>\n<ol id=\"eip-idm66550672\" type=\"1\">\n<li>\n<p id=\"fs-id10677318\">Access the list of equations.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14831127\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14360577\">Select each equal sign (=).<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15443354\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id15666036\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id15685297\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Continue, until all equations are deselected.<\/li>\n<\/ol>\n<p id=\"eip-556\"><span data-type=\"title\">To clear equations:<\/span><\/p>\n<ol id=\"eip-idp10993520\" type=\"1\">\n<li>\n<p id=\"fs-id15384255\">Access the list of equations.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14831410\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id4458420\">Use the arrow keys to navigate to the right of each equal sign (=) and clear them.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15399911\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id15664574\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id15392714\" data-type=\"media\" data-display=\"inline\" data-alt=\"clear key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-clear-1.png\" alt=\"clear key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Repeat until all equations are deleted.<\/li>\n<\/ol>\n<p id=\"eip-649\"><span data-type=\"title\">To draw default histogram:<\/span><\/p>\n<ol id=\"eip-idm164199760\" type=\"1\">\n<li>\n<p id=\"fs-id12596788\">Access the ZOOM menu.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15558179\" data-type=\"media\" data-display=\"inline\" data-alt=\"ZOOM key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-zoom-1.png\" alt=\"ZOOM key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15743779\">Select <code>&lt;9:ZoomStat&gt;<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15676186\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>The histogram will show with a window automatically set.<\/li>\n<\/ol>\n<p id=\"eip-296\"><span data-type=\"title\">To draw custom histogram:<\/span><\/p>\n<ol id=\"eip-idm110111776\" type=\"1\">\n<li>Access window mode to set the graph parameters.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15413869\" data-type=\"media\" data-display=\"inline\" data-alt=\"window key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-window-1.png\" alt=\"window key\" data-media-type=\"image\/png\" \/><\/span><\/li>\n<li>\n<ul id=\"fs-id15770367\" data-bullet-style=\"bullet\">\n<li>\\({X}_{\\mathrm{min}}=\u20132.5\\)<\/li>\n<li>\\({X}_{\\mathrm{max}}=3.5\\)<\/li>\n<li>\\({X}_{scl}=1\\) (width of bars)<\/li>\n<li>\\({Y}_{\\mathrm{min}}=0\\)<\/li>\n<li>\\({Y}_{\\mathrm{max}}=10\\)<\/li>\n<li>\\({Y}_{scl}=1\\) (spacing of tick marks on <em data-effect=\"italics\">y<\/em>-axis)<\/li>\n<li>\\({X}_{res}=1\\)<\/li>\n<\/ul>\n<\/li>\n<li>Access graphing mode to see the histogram.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14338525\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\" \/><\/span><\/li>\n<\/ol>\n<p id=\"eip-140\"><span data-type=\"title\">To draw box plots:<\/span><\/p>\n<ol id=\"eip-idp73874128\" type=\"1\">\n<li>\n<p id=\"fs-id13795663\">Access graphing mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id8283012\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15609035\">Select <code>&lt;1:Plot 1&gt;<\/code> to access the first graph.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15436944\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id10982525\">Use the arrows to select <code>&lt;ON&gt;<\/code> and turn on Plot 1.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15407549\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14339453\">Use the arrows to select the box plot picture and enable it.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15682750\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Use the arrows to navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id12116579\">If &#8220;L1&#8221; is not selected, select it.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13785172\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L1]<\/code> , <span id=\"fs-id13796670\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Use the arrows to navigate to <code>&lt;Freq&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id14792157\">Indicate that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14857230\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L2]<\/code> , <span id=\"fs-id15400636\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15259023\">Go back to access other graphs.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id3301526\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li><strong>Be sure to deselect or clear all equations before graphing<\/strong> using the method mentioned above.<\/li>\n<li>\n<p id=\"fs-id15428121\">View the box plot.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15743723\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<\/ol>\n<\/div>\n<div id=\"fs-id14569516\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">Linear Regression<\/h3>\n<div id=\"fs-id15377984\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Sample Data<\/h4>\n<p id=\"fs-id15306460\">The following data is real. The percent of declared ethnic minority students at De Anza College for selected years from 1970\u20131995 was:<\/p>\n<table id=\"fs-id14336458\" summary=\"The first column is data represents years, from 1970 to 1995, while the second column represents the percentage of declared ethnic minority students at De Anza College with respect to the entire student body for that year.\">\n<caption>The independent variable is &#8220;Year,&#8221; while the independent variable is &#8220;Student Ethnic Minority Percent.&#8221;<\/caption>\n<thead valign=\"top\">\n<tr>\n<th data-align=\"center\">Year<\/th>\n<th data-align=\"center\">Student Ethnic Minority Percentage<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1970<\/td>\n<td>14.13<\/td>\n<\/tr>\n<tr>\n<td>1973<\/td>\n<td>12.27<\/td>\n<\/tr>\n<tr>\n<td>1976<\/td>\n<td>14.08<\/td>\n<\/tr>\n<tr>\n<td>1979<\/td>\n<td>18.16<\/td>\n<\/tr>\n<tr>\n<td>1982<\/td>\n<td>27.64<\/td>\n<\/tr>\n<tr>\n<td>1983<\/td>\n<td>28.72<\/td>\n<\/tr>\n<tr>\n<td>1986<\/td>\n<td>31.86<\/td>\n<\/tr>\n<tr>\n<td>1989<\/td>\n<td>33.14<\/td>\n<\/tr>\n<tr>\n<td>1992<\/td>\n<td>45.37<\/td>\n<\/tr>\n<tr>\n<td>1995<\/td>\n<td>53.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div id=\"fs-id13815357\" class=\"bc-figure figure\">\n<div data-type=\"title\">Student Ethnic Minority Percentage<\/div>\n<div class=\"bc-figcaption figcaption\">By hand, verify the scatterplot above.<\/div>\n<p><span id=\"fs-id15377645\" data-type=\"media\" data-display=\"block\" data-alt=\"This is a scatterplot for the data provided. Year is plotted on the horizontal axis and percent is plotted on the vertical axis. The points show a strong, curved, upward trend.\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/CNX_Stats_Appendix_ART_Figure_14.6-1.jpg\" alt=\"This is a scatterplot for the data provided. Year is plotted on the horizontal axis and percent is plotted on the vertical axis. The points show a strong, curved, upward trend.\" width=\"350\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/div>\n<div id=\"fs-id15648837\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp56972304\">The TI-83 has a built-in linear regression feature, which allows the data to be edited.The <em data-effect=\"italics\">x<\/em>-values will be in <code>[L1]<\/code>; the <em data-effect=\"italics\">y<\/em>-values in <code>[L2]<\/code>.<\/p>\n<\/div>\n<p id=\"eip-901\"><span data-type=\"title\">To enter data and do linear regression:<\/span><\/p>\n<ol id=\"eip-idp244900032\" type=\"1\">\n<li>\n<p id=\"fs-id5077977\">ON Turns calculator on.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id7330302\" data-type=\"media\" data-display=\"inline\" data-alt=\"on key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-on-1.png\" alt=\"on key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Before accessing this program, be sure to turn off all plots.\n<ul id=\"fs-id14326364\" data-bullet-style=\"bullet\">\n<li>\n<p id=\"fs-id14859632\">Access graphing mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13808044\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id10740237\">Turn off all plots.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14046599\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id13782731\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>Round to three decimal places. To do so:\n<ul id=\"fs-id13796521\" data-bullet-style=\"bullet\">\n<li>\n<p id=\"fs-id13815985\">Access the mode menu.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15436477\" data-type=\"media\" data-display=\"inline\" data-alt=\"mode key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-mode-1.png\" alt=\"mode key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id4472705\">Navigate to <code>&lt;Float&gt;<\/code> and then to the right to <code>&lt;3&gt;<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id12738760\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id14332544\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id14770838\">All numbers will be rounded to three decimal places until changed.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14064149\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p id=\"fs-id5168875\">Enter statistics mode and clear lists <code>[L1]<\/code> and <code>[L2]<\/code>, as describe previously.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13746924\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14325808\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 4 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-four-1.png\" alt=\"number 4 key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15672446\">Enter editing mode to insert values for <em data-effect=\"italics\">x<\/em> and <em data-effect=\"italics\">y<\/em>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15871012\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15414493\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Enter each value. Press <span id=\"fs-id15320435\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span> to continue.<\/li>\n<\/ol>\n<p id=\"eip-909\"><span data-type=\"title\">To display the correlation coefficient:<\/span><\/p>\n<ol id=\"eip-idp108929536\" type=\"1\">\n<li>\n<p id=\"fs-id15415238\">Access the catalog.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13748163\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[CATALOG]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id13412820\">Arrow down and select <code>&lt;DiagnosticOn&gt;<\/code><span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14419965\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow down key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-down-1.png\" alt=\"arrow down key\" data-media-type=\"image\/png\" \/><\/span>&#8230; , <span id=\"fs-id14758720\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15298972\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\\(r\\) and \\({r}^{2}\\) will be displayed during regression calculations.<\/li>\n<li>\n<p id=\"fs-id15861386\">Access linear regression.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14358803\" data-type=\"media\" data-display=\"inline\" data-alt=\"stat key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-stat-1.png\" alt=\"stat key\" data-media-type=\"image\/png\" \/><\/span> <span id=\"fs-id15770182\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15677479\">Select the form of <em data-effect=\"italics\">y<\/em> = <em data-effect=\"italics\">a<\/em> + <em data-effect=\"italics\">bx<\/em>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15413761\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 8 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-eight-1.png\" alt=\"number 8 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14568976\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<\/ol>\n<p id=\"fs-id13602951\"><span data-type=\"newline\"><br \/>\n<\/span>The display will show:<\/p>\n<p id=\"eip-878\"><span data-type=\"title\">LinReg<\/span><\/p>\n<ul id=\"fs-id13602953\">\n<li><em data-effect=\"italics\">y<\/em> = <em data-effect=\"italics\">a<\/em> + <em data-effect=\"italics\">bx<\/em><\/li>\n<li><em data-effect=\"italics\">a<\/em> = \u20133176.909<\/li>\n<li><em data-effect=\"italics\">b<\/em> = 1.617<\/li>\n<li><em data-effect=\"italics\">r<\/em> = 2 0.924<\/li>\n<li><em data-effect=\"italics\">r<\/em> = 0.961<\/li>\n<\/ul>\n<p id=\"fs-id4451506\"><span data-type=\"newline\"><br \/>\n<\/span>This means the Line of Best Fit (Least Squares Line) is:<\/p>\n<ul id=\"fs-id10515055\" data-bullet-style=\"bullet\">\n<li><em data-effect=\"italics\">y<\/em> = \u20133176.909 + 1.617<em data-effect=\"italics\">x<\/em><\/li>\n<li>Percent = \u20133176.909 + 1.617 (year #)<\/li>\n<\/ul>\n<p>The correlation coefficient <em data-effect=\"italics\">r<\/em> = 0.961<\/p>\n<p id=\"fs-idm68992784\"><span data-type=\"title\">To see the scatter plot:<\/span><\/p>\n<ol id=\"fs-id14860854\" type=\"1\">\n<li>\n<p id=\"fs-id15375252\">Access graphing mode.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14743415\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id13782813\">Select <code>&lt;1:plot 1&gt;<\/code> To access plotting &#8211; first graph.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13782817\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id9642211\">Navigate and select <code>&lt;ON&gt;<\/code> to turn on Plot 1.<span data-type=\"newline\"><br \/>\n<\/span> <code>&lt;ON&gt;<\/code> <span id=\"fs-id15326624\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Navigate to the first picture.<\/li>\n<li>\n<p id=\"fs-id14425261\">Select the scatter plot.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id14425265\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Navigate to <code>&lt;Xlist&gt;<\/code>.<\/li>\n<li>If <code>[L1]<\/code> is not selected, press <span id=\"fs-id15586352\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L1]<\/code> to select it.<\/li>\n<li>\n<p id=\"fs-id13616594\">Confirm that the data values are in <code>[L1]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <code>&lt;ON&gt;<\/code> <span id=\"fs-id15674802\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Navigate to <code>&lt;Ylist&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id12292882\">Select that the frequencies are in <code>[L2]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id12292887\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L2]<\/code> , <span id=\"fs-id13027628\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id8794800\">Go back to access other graphs.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15374874\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[STAT PLOT]<\/code><\/p>\n<\/li>\n<li>Use the arrows to turn off the remaining plots.<\/li>\n<li>Access window mode to set the graph parameters.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15380303\" data-type=\"media\" data-display=\"inline\" data-alt=\"window key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-window-1.png\" alt=\"window key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<ul id=\"fs-id4833843\" data-bullet-style=\"bullet\">\n<li>\\({X}_{\\mathrm{min}}=1970\\)<\/li>\n<li>\\({X}_{\\mathrm{max}}=2000\\)<\/li>\n<li>\\({X}_{scl}=10\\) (spacing of tick marks on <em data-effect=\"italics\">x<\/em>-axis)<\/li>\n<li>\\({Y}_{\\mathrm{min}}=-0.05\\)<\/li>\n<li>\\({Y}_{\\mathrm{max}}=60\\)<\/li>\n<li>\\({Y}_{scl}=10\\) (spacing of tick marks on <em data-effect=\"italics\">y<\/em>-axis)<\/li>\n<li>\\({X}_{res}=1\\)<\/li>\n<\/ul>\n<\/li>\n<li>Be sure to deselect or clear all equations before graphing, using the instructions above.<\/li>\n<li>Press the graph button to see the scatter plot. <span id=\"fs-id11867940\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\" \/><\/span><\/li>\n<\/ol>\n<p id=\"fs-idm30312176\"><span data-type=\"title\">To see the regression graph:<\/span><\/p>\n<ol id=\"fs-id15636297\" type=\"1\">\n<li>\n<p id=\"fs-id14418754\">Access the equation menu. The regression equation will be put into Y1.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id12873704\" data-type=\"media\" data-display=\"inline\" data-alt=\"Y= key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-yequals-1.png\" alt=\"Y= key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15318374\">Access the vars menu and navigate to <code>&lt;5: Statistics&gt;<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id10268916\" data-type=\"media\" data-display=\"inline\" data-alt=\"vars key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-vars-1.png\" alt=\"vars key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14419539\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 5 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-five-1.png\" alt=\"number 5 key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Navigate to <code>&lt;EQ&gt;<\/code>.<\/li>\n<li>\n<p id=\"fs-id14622106\"><code>&lt;1: RegEQ&gt;<\/code> contains the regression equation which will be entered in Y1.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15667622\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Press the graphing mode button. The regression line will be superimposed over the scatter plot.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15399739\" data-type=\"media\" data-display=\"inline\" data-alt=\"graph key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-graph-1.png\" alt=\"graph key\" data-media-type=\"image\/png\" \/><\/span><\/li>\n<\/ol>\n<p id=\"eip-385\"><span data-type=\"title\">To see the residuals and use them to calculate the critical point for an outlier:<\/span><\/p>\n<ol id=\"eip-idp57821472\" type=\"1\">\n<li>\n<p id=\"fs-id14885511\">Access the list. RESID will be an item on the menu. Navigate to it.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15318284\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span>, <code>[LIST]<\/code>, <code>&lt;RESID&gt;<\/code><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15771552\">Confirm twice to view the list of residuals. Use the arrows to select them.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13622621\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15558165\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>The critical point for an outlier is: \\(1.9V\\frac{\\mathrm{SSE}}{n-2}\\) where:\n<ul id=\"fs-id13668874\">\n<li>\\(n\\) = number of pairs of data<\/li>\n<li>\\(\\mathrm{SSE}\\) = sum of the squared errors<\/li>\n<li>\\(\\sum _{}^{}{\\mathrm{residual}}^{2}\\)<\/li>\n<\/ul>\n<\/li>\n<li>\n<p id=\"fs-id13856017\">Store the residuals in <code>[L3]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id13855071\" data-type=\"media\" data-display=\"inline\" data-alt=\"store key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-sto-1.png\" alt=\"store key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15769062\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L3]<\/code> , <span id=\"fs-id15401211\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15734182\">Calculate the \\(\\frac{{\\mathrm{\\left(residual\\right)}}^{2}}{n-2}\\). Note that \\(n-2=8\\) <span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15680372\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L3]<\/code> , <span id=\"fs-id15332654\" data-type=\"media\" data-display=\"inline\" data-alt=\"x-squared key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-xsquared-1.png\" alt=\"x-squared key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15664227\" data-type=\"media\" data-display=\"inline\" data-alt=\"division key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-divide-1.png\" alt=\"division key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15443531\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 8 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-eight-1.png\" alt=\"number 8 key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id15492779\">Store this value in <code>[L4]<\/code>.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id12493313\" data-type=\"media\" data-display=\"inline\" data-alt=\"store key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-sto-1.png\" alt=\"store key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14857761\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L4]<\/code> , <span id=\"fs-id15330584\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>\n<p id=\"fs-id13799897\">Calculate the critical value using the equation above.<span data-type=\"newline\"><br \/>\n<\/span> <span id=\"fs-id15553710\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 1 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-one-1.png\" alt=\"number 1 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id13679088\" data-type=\"media\" data-display=\"inline\" data-alt=\"decimal point key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-decimal-1.png\" alt=\"decimal point key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15413832\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 9 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-nine-1.png\" alt=\"number 9 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id13632053\" data-type=\"media\" data-display=\"inline\" data-alt=\"multiplication key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-multiply-1.png\" alt=\"multiplication key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15673395\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[V]<\/code> , <span id=\"fs-id15682092\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[LIST]<\/code> <span id=\"fs-id12746411\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15385301\" data-type=\"media\" data-display=\"inline\" data-alt=\"arrow right key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-dir-right-1.png\" alt=\"arrow right key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id14854303\" data-type=\"media\" data-display=\"inline\" data-alt=\"number 5 key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-five-1.png\" alt=\"number 5 key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id15331426\" data-type=\"media\" data-display=\"inline\" data-alt=\"2nd key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-2nd-1.png\" alt=\"2nd key\" data-media-type=\"image\/png\" \/><\/span> , <code>[L4]<\/code> , <span id=\"fs-id14040973\" data-type=\"media\" data-display=\"inline\" data-alt=\"closing parenthesis key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-rightparenthesis-1.png\" alt=\"closing parenthesis key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id12262413\" data-type=\"media\" data-display=\"inline\" data-alt=\"closing parenthesis key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-rightparenthesis-1.png\" alt=\"closing parenthesis key\" data-media-type=\"image\/png\" \/><\/span> , <span id=\"fs-id8733928\" data-type=\"media\" data-display=\"inline\" data-alt=\"enter key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/05\/ti83-enter-1.png\" alt=\"enter key\" data-media-type=\"image\/png\" \/><\/span><\/p>\n<\/li>\n<li>Verify that the calculator displays: 7.642669563. This is the critical value.<\/li>\n<li>Compare the absolute value of each residual value in <code>[L3]<\/code> to 7.64. If the absolute value is greater than 7.64, then the (x, y) corresponding point is an outlier. In this case, none of the points is an outlier.<\/li>\n<\/ol>\n<p id=\"fs-id14035082\"><span data-type=\"title\">To obtain estimates of <em data-effect=\"italics\">y<\/em> for various <em data-effect=\"italics\">x<\/em>-values:<\/span>There are various ways to determine estimates for &#8220;<em data-effect=\"italics\">y.<\/em>&#8221; One way is to substitute values for &#8220;<em data-effect=\"italics\">x<\/em>&#8221; in the equation. Another way is to use the <span id=\"fs-id4485078\" data-type=\"media\" data-display=\"inline\" data-alt=\"trace key\"><img decoding=\"async\" src=\"https:\/\/pressbooks.ccconline.org\/acccomposition1\/wp-content\/uploads\/sites\/83\/2022\/08\/ti83-trace-1.png\" alt=\"trace key\" data-media-type=\"image\/png\" \/> on the graph of the regression line. <\/span><\/p>\n<\/div>\n<\/div>\n<div id=\"fs-id5169011\" class=\"bc-section section\" data-depth=\"1\">\n<h3 data-type=\"title\">TI-83, 83+, 84, 84+ instructions for distributions and tests<\/h3>\n<div id=\"fs-id15450346\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Distributions<\/h4>\n<p id=\"fs-id13791824\">Access <code data-display=\"inline\">DISTR<\/code> (for &#8220;Distributions&#8221;).<\/p>\n<p id=\"fs-id15526075\">For technical assistance, visit the Texas Instruments website at <a href=\"http:\/\/www.ti.com\" target=\"_window\" rel=\"noopener\">http:\/\/www.ti.com<\/a> and enter your calculator model into the &#8220;search&#8221; box.<\/p>\n<p id=\"fs-idm103615424\"><span data-type=\"title\">Binomial Distribution<\/span><\/p>\n<ul id=\"fs-id15384919\">\n<li><code data-display=\"inline\">binompdf(<em data-effect=\"italics\">n<\/em>,<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> = <em data-effect=\"italics\">x<\/em>)<\/li>\n<li><code data-display=\"inline\">binomcdf(<em data-effect=\"italics\">n<\/em>,<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(X \u2264 x)<\/li>\n<li>To see a list of all probabilities for <em data-effect=\"italics\">x<\/em>: 0, 1, . . . , <em data-effect=\"italics\">n<\/em>, leave off the &#8220;<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>&#8221; parameter.<\/li>\n<\/ul>\n<p id=\"fs-idp1474048\"><span data-type=\"title\">Poisson Distribution<\/span><\/p>\n<ul id=\"fs-id13783374\">\n<li><code data-display=\"inline\">poissonpdf(\u03bb,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> = <em data-effect=\"italics\">x<\/em>)<\/li>\n<li><code data-display=\"inline\">poissoncdf(\u03bb,<em data-effect=\"italics\">x<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> \u2264 <em data-effect=\"italics\">x<\/em>)<\/li>\n<\/ul>\n<p id=\"eip-283\"><span data-type=\"title\">Continuous Distributions (general)<\/span><\/p>\n<ul id=\"eip-idp115972320\">\n<li>\\(-\\infty \\) uses the value \u20131EE99 for left bound<\/li>\n<li>\\(\\infty \\) uses the value 1EE99 for right bound<\/li>\n<\/ul>\n<p id=\"eip-402\"><span data-type=\"title\">Normal Distribution<\/span><\/p>\n<ul id=\"eip-idp89416480\">\n<li><code data-display=\"inline\">normalpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">\u03bc<\/em>,<em data-effect=\"italics\">\u03c3<\/em>)<\/code> yields a probability density function value (only useful to plot the normal curve, in which case &#8220;<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>&#8221; is the variable)<\/li>\n<li><code data-display=\"inline\">normalcdf(left bound, right bound, <em data-effect=\"italics\">\u03bc<\/em>, <em data-effect=\"italics\">\u03c3<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">X<\/em> &lt; right bound)<\/li>\n<li><code data-display=\"inline\">normalcdf(left bound, right bound)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">Z<\/em> &lt; right bound) \u2013 standard normal<\/li>\n<li><code data-display=\"inline\">invNorm(<em data-effect=\"italics\">p<\/em>,<em data-effect=\"italics\">\u03bc<\/em>,<em data-effect=\"italics\">\u03c3<\/em>)<\/code> yields the critical value, <em data-effect=\"italics\">k<\/em>: <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">X<\/em> &lt; <em data-effect=\"italics\">k<\/em>) = <em data-effect=\"italics\">p<\/em><\/li>\n<li><code data-display=\"inline\">invNorm(<em data-effect=\"italics\">p<\/em>)<\/code> yields the critical value, <em data-effect=\"italics\">k<\/em>: <em data-effect=\"italics\">P<\/em>(<em data-effect=\"italics\">Z<\/em> &lt; <em data-effect=\"italics\">k<\/em>) = <em data-effect=\"italics\">p<\/em> for the standard normal<\/li>\n<\/ul>\n<p id=\"eip-113\"><span data-type=\"title\">Student&#8217;s <em data-effect=\"italics\">t<\/em>-Distribution<\/span><\/p>\n<ul id=\"eip-idm52146688\">\n<li><code data-display=\"inline\">tpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">df<\/em>)<\/code> yields the probability density function value (only useful to plot the student-<em data-effect=\"italics\">t<\/em> curve, in which case &#8220;<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>&#8221; is the variable)<\/li>\n<li><code data-display=\"inline\">tcdf(left bound, right bound, <em data-effect=\"italics\">df<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">t<\/em> &lt; right bound)<\/li>\n<\/ul>\n<p id=\"eip-771\"><span data-type=\"title\">Chi-square Distribution<\/span><\/p>\n<ul id=\"eip-idm44632080\">\n<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>pdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">df<\/em>)<\/code> yields the probability density function value (only useful to plot the chi<sup>2<\/sup> curve, in which case &#8220;<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>&#8221; is the variable)<\/li>\n<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>cdf(left bound, right bound, <em data-effect=\"italics\">df<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">\u03a7<\/em><sup>2<\/sup> &lt; right bound)<\/li>\n<\/ul>\n<p id=\"eip-380\"><span data-type=\"title\">F Distribution<\/span><\/p>\n<ul id=\"eip-idm166766896\">\n<li><code data-display=\"inline\">Fpdf(<em data-effect=\"italics\">x<\/em>,<em data-effect=\"italics\">dfnum<\/em>,<em data-effect=\"italics\">dfdenom<\/em>)<\/code> yields the probability density function value (only useful to plot the <em data-effect=\"italics\">F<\/em> curve, in which case &#8220;<code data-display=\"inline\"><em data-effect=\"italics\">x<\/em><\/code>&#8221; is the variable)<\/li>\n<li><code data-display=\"inline\">Fcdf(left bound,right bound,<em data-effect=\"italics\">dfnum<\/em>,<em data-effect=\"italics\">dfdenom<\/em>)<\/code> corresponds to <em data-effect=\"italics\">P<\/em>(left bound &lt; <em data-effect=\"italics\">F<\/em> &lt; right bound)<\/li>\n<\/ul>\n<\/div>\n<div id=\"fs-id15677913\" class=\"bc-section section\" data-depth=\"2\">\n<h4 data-type=\"title\">Tests and Confidence Intervals<\/h4>\n<p id=\"fs-id15287935\">Access <code data-display=\"inline\">STAT<\/code> and <code data-display=\"inline\">TESTS<\/code>.<\/p>\n<p id=\"fs-id14324569\">For the confidence intervals and hypothesis tests, you may enter the data into the appropriate lists and press <code data-display=\"inline\">DATA<\/code> to have the calculator find the sample means and standard deviations. Or, you may enter the sample means and sample standard deviations directly by pressing <code data-display=\"inline\">STAT<\/code> once in the appropriate tests.<\/p>\n<p id=\"fs-idp96939616\"><span data-type=\"title\">Confidence Intervals<\/span><\/p>\n<ul id=\"fs-id14324572\">\n<li><code data-display=\"inline\">ZInterval<\/code> is the confidence interval for mean when \u03c3 is known.<\/li>\n<li><code data-display=\"inline\">TInterval<\/code> is the confidence interval for mean when \u03c3 is unknown; <em data-effect=\"italics\">s<\/em> estimates \u03c3.<\/li>\n<li><code data-display=\"inline\">1-PropZInt<\/code> is the confidence interval for proportion.<\/li>\n<\/ul>\n<div id=\"fs-id14799914\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp1918880\">The confidence levels should be given as percents (ex. enter &#8220;<code data-display=\"inline\">95<\/code>&#8221; or &#8220;<code data-display=\"inline\">.95<\/code>&#8221; for a 95% confidence level).<\/p>\n<\/div>\n<p id=\"fs-idp36667376\"><span data-type=\"title\">Hypothesis Tests<\/span><\/p>\n<ul id=\"fs-id14799919\">\n<li><code data-display=\"inline\">Z-Test<\/code> is the hypothesis test for single mean when \u03c3 is known.<\/li>\n<li><code data-display=\"inline\">T-Test<\/code> is the hypothesis test for single mean when \u03c3 is unknown; <em data-effect=\"italics\">s<\/em> estimates \u03c3.<\/li>\n<li><code data-display=\"inline\">2-SampZTest<\/code> is the hypothesis test for two independent means when both \u03c3&#8217;s are known.<\/li>\n<li><code data-display=\"inline\">2-SampTTest<\/code> is the hypothesis test for two independent means when both \u03c3&#8217;s are unknown.<\/li>\n<li><code data-display=\"inline\">1-PropZTest<\/code> is the hypothesis test for single proportion.<\/li>\n<li><code data-display=\"inline\">2-PropZTest<\/code> is the hypothesis test for two proportions.<\/li>\n<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>-Test<\/code> is the hypothesis test for independence.<\/li>\n<li><code data-display=\"inline\">\u03a7<sup>2<\/sup>GOF-Test<\/code> is the hypothesis test for goodness-of-fit (TI-84+ only).<\/li>\n<li><code data-display=\"inline\">LinRegTTEST<\/code> is the hypothesis test for Linear Regression (TI-84+ only).<\/li>\n<\/ul>\n<div id=\"fs-id15374930\" data-type=\"note\" data-has-label=\"true\" data-label=\"\">\n<div data-type=\"title\">Note<\/div>\n<p id=\"eip-idp140444871127008\">Input the null hypothesis value in the row below &#8220;<code data-display=\"inline\">Inpt<\/code>.&#8221; For a test of a single mean, &#8220;<code data-display=\"inline\">\u03bc\u2205<\/code>&#8221; represents the null hypothesis. For a test of a single proportion, &#8220;<code data-display=\"inline\">p\u2205<\/code>&#8221; represents the null hypothesis. Enter the alternate hypothesis on the bottom row.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"author":32,"menu_order":101,"template":"","meta":{"pb_show_title":"","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"back-matter-type":[],"contributor":[],"license":[],"class_list":["post-572","back-matter","type-back-matter","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/pressbooks\/v2\/back-matter\/572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/pressbooks\/v2\/back-matter"}],"about":[{"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/wp\/v2\/types\/back-matter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/wp\/v2\/users\/32"}],"version-history":[{"count":0,"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/pressbooks\/v2\/back-matter\/572\/revisions"}],"metadata":[{"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/pressbooks\/v2\/back-matter\/572\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/wp\/v2\/media?parent=572"}],"wp:term":[{"taxonomy":"back-matter-type","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/pressbooks\/v2\/back-matter-type?post=572"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/wp\/v2\/contributor?post=572"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/accintrostats\/wp-json\/wp\/v2\/license?post=572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}