{"id":1488,"date":"2023-06-22T02:36:54","date_gmt":"2023-06-22T02:36:54","guid":{"rendered":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/indicator-variable-learn-it-1\/"},"modified":"2025-05-17T02:44:32","modified_gmt":"2025-05-17T02:44:32","slug":"indicator-variable-learn-it-1","status":"publish","type":"chapter","link":"https:\/\/content.one.lumenlearning.com\/introstatstest\/chapter\/indicator-variable-learn-it-1\/","title":{"raw":"Indicator Variable - Learn It 1","rendered":"Indicator Variable &#8211; Learn It 1"},"content":{"raw":"<section class=\"textbox learningGoals\">\r\n<ul>\r\n\t<li><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Define what an indicator variable is&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4609,&quot;3&quot;:{&quot;1&quot;:0},&quot;12&quot;:0,&quot;15&quot;:&quot;Calibri&quot;}\">Know what an indicator variable is<\/span><\/li>\r\n\t<li><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Find and describe an appropriate multiple linear regression model equation with categorical predictors&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4609,&quot;3&quot;:{&quot;1&quot;:0},&quot;12&quot;:0,&quot;15&quot;:&quot;Calibri&quot;}\">Find and describe an appropriate multiple linear regression model equation with categorical predictors<\/span><\/li>\r\n<\/ul>\r\n<\/section>\r\n<h2>High School and Beyond<\/h2>\r\n<p><img class=\"aligncenter wp-image-2273 size-medium\" src=\"https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/10\/2023\/04\/24193905\/Picture1-4-2.jpg\" alt=\"Person with a mask on reading a book and taking notes on a laptop.\" width=\"300\" height=\"201\" \/><\/p>\r\n<p>The data set of High School and Beyond contains information about [latex]200[\/latex] high school students and [latex]10[\/latex] variables for each student. The data collected about each student includes whether the student identifies as male or female, their socio-economic status, along with science scores, math scores, and reading scores.<\/p>\r\n<p>Descriptions of the variables are as follows:<\/p>\r\n<div style=\"text-align: left;\" align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Variable name<\/strong><\/td>\r\n<td><strong>Definition<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>id<\/em><\/td>\r\n<td>Identification number of the student<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>female<\/em><\/td>\r\n<td>Gender of the student (0 = male, 1 = female)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>race<\/em><\/td>\r\n<td>Ethnic background of the student (1 = Hispanic, 2 = Asian, 3 = Black, 4 = White)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses<\/em><\/td>\r\n<td>Socio-economic status of the student (1 = low, 2 = medium, 3 = high)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>schtyp<\/em><\/td>\r\n<td>School type (1 = public, 2 = private)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>prog<\/em><\/td>\r\n<td>Program type (1 = general, 2 = academic preparatory, 3 = vocational\/technical)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>read<\/em><\/td>\r\n<td>Score from test of reading<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>write<\/em><\/td>\r\n<td>Score from test of writing<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>math<\/em><\/td>\r\n<td>Score from test of math<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>science<\/em><\/td>\r\n<td>Score from test of science<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>socst<\/em><\/td>\r\n<td>Score from test of social studies<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]3248[\/ohm2_question]<\/section>\r\n<p>We are interested in building a prediction model that will allow us to predict science test scores based on math test scores and the recorded gender of the student.<br \/>\r\nNote: In this study, students only identified themselves as female or male.<\/p>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]3249[\/ohm2_question]<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]3250[\/ohm2_question]<\/section>\r\n<section class=\"textbox tryIt\">[ohm2_question hide_question_numbers=1]3251[\/ohm2_question]<\/section>\r\n<\/div>","rendered":"<section class=\"textbox learningGoals\">\n<ul>\n<li><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Define what an indicator variable is&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4609,&quot;3&quot;:{&quot;1&quot;:0},&quot;12&quot;:0,&quot;15&quot;:&quot;Calibri&quot;}\">Know what an indicator variable is<\/span><\/li>\n<li><span data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Find and describe an appropriate multiple linear regression model equation with categorical predictors&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:4609,&quot;3&quot;:{&quot;1&quot;:0},&quot;12&quot;:0,&quot;15&quot;:&quot;Calibri&quot;}\">Find and describe an appropriate multiple linear regression model equation with categorical predictors<\/span><\/li>\n<\/ul>\n<\/section>\n<h2>High School and Beyond<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2273 size-medium\" src=\"https:\/\/content-cdn.one.lumenlearning.com\/wp-content\/uploads\/sites\/10\/2023\/04\/24193905\/Picture1-4-2.jpg\" alt=\"Person with a mask on reading a book and taking notes on a laptop.\" width=\"300\" height=\"201\" \/><\/p>\n<p>The data set of High School and Beyond contains information about [latex]200[\/latex] high school students and [latex]10[\/latex] variables for each student. The data collected about each student includes whether the student identifies as male or female, their socio-economic status, along with science scores, math scores, and reading scores.<\/p>\n<p>Descriptions of the variables are as follows:<\/p>\n<div style=\"text-align: left; margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Variable name<\/strong><\/td>\n<td><strong>Definition<\/strong><\/td>\n<\/tr>\n<tr>\n<td><em>id<\/em><\/td>\n<td>Identification number of the student<\/td>\n<\/tr>\n<tr>\n<td><em>female<\/em><\/td>\n<td>Gender of the student (0 = male, 1 = female)<\/td>\n<\/tr>\n<tr>\n<td><em>race<\/em><\/td>\n<td>Ethnic background of the student (1 = Hispanic, 2 = Asian, 3 = Black, 4 = White)<\/td>\n<\/tr>\n<tr>\n<td><em>ses<\/em><\/td>\n<td>Socio-economic status of the student (1 = low, 2 = medium, 3 = high)<\/td>\n<\/tr>\n<tr>\n<td><em>schtyp<\/em><\/td>\n<td>School type (1 = public, 2 = private)<\/td>\n<\/tr>\n<tr>\n<td><em>prog<\/em><\/td>\n<td>Program type (1 = general, 2 = academic preparatory, 3 = vocational\/technical)<\/td>\n<\/tr>\n<tr>\n<td><em>read<\/em><\/td>\n<td>Score from test of reading<\/td>\n<\/tr>\n<tr>\n<td><em>write<\/em><\/td>\n<td>Score from test of writing<\/td>\n<\/tr>\n<tr>\n<td><em>math<\/em><\/td>\n<td>Score from test of math<\/td>\n<\/tr>\n<tr>\n<td><em>science<\/em><\/td>\n<td>Score from test of science<\/td>\n<\/tr>\n<tr>\n<td><em>socst<\/em><\/td>\n<td>Score from test of social studies<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm3248\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=3248&theme=lumen&iframe_resize_id=ohm3248&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<p>We are interested in building a prediction model that will allow us to predict science test scores based on math test scores and the recorded gender of the student.<br \/>\nNote: In this study, students only identified themselves as female or male.<\/p>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm3249\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=3249&theme=lumen&iframe_resize_id=ohm3249&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm3250\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=3250&theme=lumen&iframe_resize_id=ohm3250&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<section class=\"textbox tryIt\"><iframe loading=\"lazy\" id=\"ohm3251\" class=\"resizable\" src=\"https:\/\/ohm.one.lumenlearning.com\/multiembedq.php?id=3251&theme=lumen&iframe_resize_id=ohm3251&source=tnh\" width=\"100%\" height=\"150\"><\/iframe><\/section>\n<\/div>\n","protected":false},"author":8,"menu_order":15,"template":"","meta":{"_candela_citation":"[]","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"part":1473,"module-header":"learn_it","content_attributions":[],"internal_book_links":[],"video_content":null,"cc_video_embed_content":{"cc_scripts":"","media_targets":[]},"try_it_collection":null,"_links":{"self":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/1488"}],"collection":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/users\/8"}],"version-history":[{"count":10,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/1488\/revisions"}],"predecessor-version":[{"id":6910,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/1488\/revisions\/6910"}],"part":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/parts\/1473"}],"metadata":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapters\/1488\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/media?parent=1488"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/pressbooks\/v2\/chapter-type?post=1488"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/contributor?post=1488"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/content.one.lumenlearning.com\/introstatstest\/wp-json\/wp\/v2\/license?post=1488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}