{"id":2180,"date":"2022-01-27T02:10:12","date_gmt":"2022-01-27T02:10:12","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/?post_type=chapter&#038;p=2180"},"modified":"2022-02-10T00:29:09","modified_gmt":"2022-02-10T00:29:09","slug":"17b","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/chapter\/17b\/","title":{"raw":"17B","rendered":"17B"},"content":{"raw":"<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Variable<\/strong><\/td>\r\n<td><strong>Description<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ID<\/em><\/td>\r\n<td>Identification number<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Height<\/em><\/td>\r\n<td>Height in centimeters (cm)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Weight<\/em><\/td>\r\n<td>Weight in kilograms (kg)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Age<\/em><\/td>\r\n<td>Age in years<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Sex<\/em><\/td>\r\n<td>Male\/female<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Smokes<\/em><\/td>\r\n<td>Are you a regular smoker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Alcohol<\/em><\/td>\r\n<td>Are you a regular drinker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Exercise<\/em><\/td>\r\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>GroupAssignment<\/em><\/td>\r\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse1<\/em><\/td>\r\n<td>First pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse2<\/em><\/td>\r\n<td>Second pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Year<\/em><\/td>\r\n<td>Year of class (1993\u20131998)<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div 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<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong><em>id<\/em><\/strong><\/td>\r\n<td><strong><em>schtyp<\/em><\/strong><\/td>\r\n<td><strong>Indicator variable (<em>public<\/em>)<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>30<\/td>\r\n<td>1<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>31<\/td>\r\n<td>2<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>32<\/td>\r\n<td>1<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>33<\/td>\r\n<td>1<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>34<\/td>\r\n<td>2<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Coefficients<\/strong><\/td>\r\n<td><strong>Estimate<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Intercept<\/td>\r\n<td>18.12<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>math<\/em><\/td>\r\n<td>0.66<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>female<\/em> - indicator variable (1 = female)*<\/td>\r\n<td>2.16<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Level<\/strong><\/td>\r\n<td><strong><em>ses-medium<\/em><\/strong>\r\n\r\n(1 = medium)<\/td>\r\n<td><strong><em>ses-high<\/em><\/strong>\r\n\r\n(1 = high)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses<\/em> = low<\/td>\r\n<td>0<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses<\/em> = medium<\/td>\r\n<td>1<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses<\/em> = high<\/td>\r\n<td>0<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Coefficients<\/strong><\/td>\r\n<td><strong>Estimate<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Intercept<\/td>\r\n<td>16.59<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>math<\/em><\/td>\r\n<td>0.63<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses-medium<\/em> (1 = medium)<\/td>\r\n<td>2.08<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ses-high<\/em> (1= high)<\/td>\r\n<td>3.32<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Variable<\/strong><\/td>\r\n<td><strong>Description<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ID<\/em><\/td>\r\n<td>Identification number<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Height<\/em><\/td>\r\n<td>Height in centimeters (cm)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Weight<\/em><\/td>\r\n<td>Weight in kilograms (kg)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Age<\/em><\/td>\r\n<td>Age in years<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Sex<\/em><\/td>\r\n<td>Male\/female<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Smokes<\/em><\/td>\r\n<td>Are you a regular smoker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Alcohol<\/em><\/td>\r\n<td>Are you a regular drinker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Exercise<\/em><\/td>\r\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>GroupAssignment<\/em><\/td>\r\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse1<\/em><\/td>\r\n<td>First pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse2<\/em><\/td>\r\n<td>Second pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Year<\/em><\/td>\r\n<td>Year of class (1993\u20131998)<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong><em>ID<\/em><\/strong><\/td>\r\n<td><strong><em>Alcohol<\/em><\/strong>\r\n\r\n<strong>(Are you a regular drinker?)<\/strong><\/td>\r\n<td><strong>Indicator variable<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>2<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>3<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>6<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>10<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>11<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>18<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>22<\/td>\r\n<td>No<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>26<\/td>\r\n<td>No<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>29<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>30<\/td>\r\n<td>Yes<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Coefficients<\/strong><\/td>\r\n<td><strong>Estimate<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Intercept<\/td>\r\n<td>86.776<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Weight<\/em><\/td>\r\n<td>0.176<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Alcohol<\/em> indicator variable (1 = yes)<\/td>\r\n<td>1.011<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<thead>\r\n<tr>\r\n<td><strong>Parameter<\/strong><\/td>\r\n<td><strong>Estimate<\/strong><\/td>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td>Intercept<\/td>\r\n<td>7.54680337<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse1<\/em><\/td>\r\n<td>0.88733028<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>GroupAssignment<\/em> = ran<\/td>\r\n<td>52.34616648<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>Variable<\/strong><\/td>\r\n<td><strong>Description<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>ID<\/em><\/td>\r\n<td>Identification number<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Height<\/em><\/td>\r\n<td>Height in centimeters (cm)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Weight<\/em><\/td>\r\n<td>Weight in kilograms (kg)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Age<\/em><\/td>\r\n<td>Age in years<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Sex<\/em><\/td>\r\n<td>Male\/female<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Smokes<\/em><\/td>\r\n<td>Are you a regular smoker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Alcohol<\/em><\/td>\r\n<td>Are you a regular drinker? (yes\/no)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Exercise<\/em><\/td>\r\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>GroupAssignment<\/em><\/td>\r\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse1<\/em><\/td>\r\n<td>First pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Pulse2<\/em><\/td>\r\n<td>Second pulse measurement (rate per minute)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><em>Year<\/em><\/td>\r\n<td>Year of class (1993\u20131998)<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div style=\"text-align: left;\" align=\"center\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Skill or Concept: I can . . .<\/td>\r\n<td>Questions to check your understanding<\/td>\r\n<td>Rating\r\nfrom 1 to 5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Calculate counts for a categorical variable using technology.<\/td>\r\n<td>1\u20134<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Interpret graphical displays for categorical variables.<\/td>\r\n<td>5 and 6<\/td>\r\n<td><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<img class=\"alignnone wp-image-2181\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015847\/Picture1201-300x200.jpg\" alt=\"A person in a wheelchair and wearing a disposable mask sitting at an outdoor table working on a laptop.\" width=\"1037\" height=\"691\" \/> <img class=\"alignnone wp-image-2182\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015852\/Picture1212-300x198.png\" alt=\"A scatterplot labeled \u201cmath\u201d on the horizontal axis and \u201cscience\u201d on the y-axis. There is a legend titled gender showing that the blue line and points indicate female and the red line and points indicate male. The red dots are arranged in a loosely linear pattern. The red line has a positive slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it.\" width=\"945\" height=\"624\" \/> <img class=\"alignnone wp-image-2183\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015857\/Picture1221-300x171.png\" alt=\"A scatterplot labeled \u201cmath\u201d on the horizontal axis and \u201cscience\u201d on the y-axis. There is a legend titled ses showing that the blue line and points indicate 2, the red line and points indicate 3, and the green line and points indicate 1. The red dots are arranged in a loosely linear pattern. The red line has a positive slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it. The green dots are also arranged somewhat linearly and the green line also has the same slope and is even further below the other lines.\" width=\"1137\" height=\"648\" \/> <img class=\"alignnone wp-image-2184\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015903\/Picture1231-300x171.png\" alt=\"A scatterplot labeled \u201cWeight\u201d on the horizontal axis and \u201cPulse1\u201d on the y-axis. There is a legend titled alcohol showing that the blue line and points indicate yes and the red line and points indicate no. The red dots are arranged in a loosely linear pattern. The red line has a negative slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it.\" width=\"940\" height=\"536\" \/> <img class=\"alignnone wp-image-2185\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015908\/Picture1241-300x225.png\" alt=\"A scatterplot titled \u201cAnalysis of Covariance for Pulse2.\u201d It is labeled \u201cPulse1\u201d on the horizontal axis and \u201cPulse2\u201d on the y-axis. There is a legend titled Group Assignment showing that the blue line and points indicate ran and the red line and points indicate sat. The red dots are arranged in a clustered linear pattern and the red line has a positive slope. The blue dots are arranged in a loosely linear patter and the blue line appears to have a similar slope to the red line, but is higher than it.\" width=\"1141\" height=\"856\" \/> <img class=\"alignnone wp-image-2186\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015913\/Picture1251-300x225.png\" alt=\"A box plot of first pule by male\/female. The x-axis is labeled \u201cMale\/Female\u201d and the y-axis is labeled \u201cFirst Pulse.\u201d For female, the low point is at approximately 60 and the high point is at approximately 105. The low end of the box is at approximately 68, the high end is at approximately 84, and the middle line is at approximately 76. For male, the low point is at approximately 49 and the high point is at approximately 93. The low end of the box is at approximately 66, the high end is at approximately 80, and the middle line is at approximately 75.\" width=\"943\" height=\"707\" \/> <img class=\"alignnone wp-image-2187\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015917\/Picture1261-300x225.png\" alt=\"A box plot of first pule by exercise. The x-axis is labeled \u201cExercise Frequency\u201d and the y-axis is labeled \u201cFirst Pulse.\u201d For los, the low point is at approximately 52 and the high point is at approximately 92. The low end of the box is at approximately 70, the high end is at approximately 84, and the middle line is at approximately 78. For moderate, the low point is at approximately 58 and the high point is at approximately 90. The low end of the box is at approximately 68, the high end is at approximately 79, and the middle line is at approximately 76. For high, the low point is at approximately 49 and the high point is at approximately 96. The low end of the box is at approximately 61, the high end is at approximately 76, and the middle line is at approximately 67.\" width=\"1035\" height=\"776\" \/>\r\n\r\nGlossary\r\n<dl id=\"fs-id1170572229168\" class=\"definition\">\r\n \t<dt>indicator variable<\/dt>\r\n \t<dd id=\"fs-id1170572229174\">a binary variable with only two values: 0 and 1.<\/dd>\r\n<\/dl>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>","rendered":"<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Variable<\/strong><\/td>\n<td><strong>Description<\/strong><\/td>\n<\/tr>\n<tr>\n<td><em>ID<\/em><\/td>\n<td>Identification number<\/td>\n<\/tr>\n<tr>\n<td><em>Height<\/em><\/td>\n<td>Height in centimeters (cm)<\/td>\n<\/tr>\n<tr>\n<td><em>Weight<\/em><\/td>\n<td>Weight in kilograms (kg)<\/td>\n<\/tr>\n<tr>\n<td><em>Age<\/em><\/td>\n<td>Age in years<\/td>\n<\/tr>\n<tr>\n<td><em>Sex<\/em><\/td>\n<td>Male\/female<\/td>\n<\/tr>\n<tr>\n<td><em>Smokes<\/em><\/td>\n<td>Are you a regular smoker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Alcohol<\/em><\/td>\n<td>Are you a regular drinker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Exercise<\/em><\/td>\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\n<\/tr>\n<tr>\n<td><em>GroupAssignment<\/em><\/td>\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse1<\/em><\/td>\n<td>First pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse2<\/em><\/td>\n<td>Second pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Year<\/em><\/td>\n<td>Year of class (1993\u20131998)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"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<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong><em>id<\/em><\/strong><\/td>\n<td><strong><em>schtyp<\/em><\/strong><\/td>\n<td><strong>Indicator variable (<em>public<\/em>)<\/strong><\/td>\n<\/tr>\n<tr>\n<td>30<\/td>\n<td>1<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>31<\/td>\n<td>2<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>32<\/td>\n<td>1<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>33<\/td>\n<td>1<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>34<\/td>\n<td>2<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Coefficients<\/strong><\/td>\n<td><strong>Estimate<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Intercept<\/td>\n<td>18.12<\/td>\n<\/tr>\n<tr>\n<td><em>math<\/em><\/td>\n<td>0.66<\/td>\n<\/tr>\n<tr>\n<td><em>female<\/em> &#8211; indicator variable (1 = female)*<\/td>\n<td>2.16<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Level<\/strong><\/td>\n<td><strong><em>ses-medium<\/em><\/strong><\/p>\n<p>(1 = medium)<\/td>\n<td><strong><em>ses-high<\/em><\/strong><\/p>\n<p>(1 = high)<\/td>\n<\/tr>\n<tr>\n<td><em>ses<\/em> = low<\/td>\n<td>0<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><em>ses<\/em> = medium<\/td>\n<td>1<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><em>ses<\/em> = high<\/td>\n<td>0<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Coefficients<\/strong><\/td>\n<td><strong>Estimate<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Intercept<\/td>\n<td>16.59<\/td>\n<\/tr>\n<tr>\n<td><em>math<\/em><\/td>\n<td>0.63<\/td>\n<\/tr>\n<tr>\n<td><em>ses-medium<\/em> (1 = medium)<\/td>\n<td>2.08<\/td>\n<\/tr>\n<tr>\n<td><em>ses-high<\/em> (1= high)<\/td>\n<td>3.32<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Variable<\/strong><\/td>\n<td><strong>Description<\/strong><\/td>\n<\/tr>\n<tr>\n<td><em>ID<\/em><\/td>\n<td>Identification number<\/td>\n<\/tr>\n<tr>\n<td><em>Height<\/em><\/td>\n<td>Height in centimeters (cm)<\/td>\n<\/tr>\n<tr>\n<td><em>Weight<\/em><\/td>\n<td>Weight in kilograms (kg)<\/td>\n<\/tr>\n<tr>\n<td><em>Age<\/em><\/td>\n<td>Age in years<\/td>\n<\/tr>\n<tr>\n<td><em>Sex<\/em><\/td>\n<td>Male\/female<\/td>\n<\/tr>\n<tr>\n<td><em>Smokes<\/em><\/td>\n<td>Are you a regular smoker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Alcohol<\/em><\/td>\n<td>Are you a regular drinker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Exercise<\/em><\/td>\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\n<\/tr>\n<tr>\n<td><em>GroupAssignment<\/em><\/td>\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse1<\/em><\/td>\n<td>First pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse2<\/em><\/td>\n<td>Second pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Year<\/em><\/td>\n<td>Year of class (1993\u20131998)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong><em>ID<\/em><\/strong><\/td>\n<td><strong><em>Alcohol<\/em><\/strong><\/p>\n<p><strong>(Are you a regular drinker?)<\/strong><\/td>\n<td><strong>Indicator variable<\/strong><\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>10<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>11<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>18<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>22<\/td>\n<td>No<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>26<\/td>\n<td>No<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>29<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>30<\/td>\n<td>Yes<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Coefficients<\/strong><\/td>\n<td><strong>Estimate<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Intercept<\/td>\n<td>86.776<\/td>\n<\/tr>\n<tr>\n<td><em>Weight<\/em><\/td>\n<td>0.176<\/td>\n<\/tr>\n<tr>\n<td><em>Alcohol<\/em> indicator variable (1 = yes)<\/td>\n<td>1.011<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<thead>\n<tr>\n<td><strong>Parameter<\/strong><\/td>\n<td><strong>Estimate<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Intercept<\/td>\n<td>7.54680337<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse1<\/em><\/td>\n<td>0.88733028<\/td>\n<\/tr>\n<tr>\n<td><em>GroupAssignment<\/em> = ran<\/td>\n<td>52.34616648<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td><strong>Variable<\/strong><\/td>\n<td><strong>Description<\/strong><\/td>\n<\/tr>\n<tr>\n<td><em>ID<\/em><\/td>\n<td>Identification number<\/td>\n<\/tr>\n<tr>\n<td><em>Height<\/em><\/td>\n<td>Height in centimeters (cm)<\/td>\n<\/tr>\n<tr>\n<td><em>Weight<\/em><\/td>\n<td>Weight in kilograms (kg)<\/td>\n<\/tr>\n<tr>\n<td><em>Age<\/em><\/td>\n<td>Age in years<\/td>\n<\/tr>\n<tr>\n<td><em>Sex<\/em><\/td>\n<td>Male\/female<\/td>\n<\/tr>\n<tr>\n<td><em>Smokes<\/em><\/td>\n<td>Are you a regular smoker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Alcohol<\/em><\/td>\n<td>Are you a regular drinker? (yes\/no)<\/td>\n<\/tr>\n<tr>\n<td><em>Exercise<\/em><\/td>\n<td>What is your frequency of exercise? (low, moderate, high)<\/td>\n<\/tr>\n<tr>\n<td><em>GroupAssignment<\/em><\/td>\n<td>Whether the student ran or sat between the first and second pulse measurements<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse1<\/em><\/td>\n<td>First pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Pulse2<\/em><\/td>\n<td>Second pulse measurement (rate per minute)<\/td>\n<\/tr>\n<tr>\n<td><em>Year<\/em><\/td>\n<td>Year of class (1993\u20131998)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"text-align: left; margin: auto;\">\n<table>\n<tbody>\n<tr>\n<td>Skill or Concept: I can . . .<\/td>\n<td>Questions to check your understanding<\/td>\n<td>Rating<br \/>\nfrom 1 to 5<\/td>\n<\/tr>\n<tr>\n<td>Calculate counts for a categorical variable using technology.<\/td>\n<td>1\u20134<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Interpret graphical displays for categorical variables.<\/td>\n<td>5 and 6<\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2181\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015847\/Picture1201-300x200.jpg\" alt=\"A person in a wheelchair and wearing a disposable mask sitting at an outdoor table working on a laptop.\" width=\"1037\" height=\"691\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2182\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015852\/Picture1212-300x198.png\" alt=\"A scatterplot labeled \u201cmath\u201d on the horizontal axis and \u201cscience\u201d on the y-axis. There is a legend titled gender showing that the blue line and points indicate female and the red line and points indicate male. The red dots are arranged in a loosely linear pattern. The red line has a positive slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it.\" width=\"945\" height=\"624\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2183\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015857\/Picture1221-300x171.png\" alt=\"A scatterplot labeled \u201cmath\u201d on the horizontal axis and \u201cscience\u201d on the y-axis. There is a legend titled ses showing that the blue line and points indicate 2, the red line and points indicate 3, and the green line and points indicate 1. The red dots are arranged in a loosely linear pattern. The red line has a positive slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it. The green dots are also arranged somewhat linearly and the green line also has the same slope and is even further below the other lines.\" width=\"1137\" height=\"648\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2184\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015903\/Picture1231-300x171.png\" alt=\"A scatterplot labeled \u201cWeight\u201d on the horizontal axis and \u201cPulse1\u201d on the y-axis. There is a legend titled alcohol showing that the blue line and points indicate yes and the red line and points indicate no. The red dots are arranged in a loosely linear pattern. The red line has a negative slope. The blue dots are also arranged in a loosely linear pattern and the blue line appears to have a similar slope to the red line, but is slightly beneath it.\" width=\"940\" height=\"536\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2185\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015908\/Picture1241-300x225.png\" alt=\"A scatterplot titled \u201cAnalysis of Covariance for Pulse2.\u201d It is labeled \u201cPulse1\u201d on the horizontal axis and \u201cPulse2\u201d on the y-axis. There is a legend titled Group Assignment showing that the blue line and points indicate ran and the red line and points indicate sat. The red dots are arranged in a clustered linear pattern and the red line has a positive slope. The blue dots are arranged in a loosely linear patter and the blue line appears to have a similar slope to the red line, but is higher than it.\" width=\"1141\" height=\"856\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2186\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015913\/Picture1251-300x225.png\" alt=\"A box plot of first pule by male\/female. The x-axis is labeled \u201cMale\/Female\u201d and the y-axis is labeled \u201cFirst Pulse.\u201d For female, the low point is at approximately 60 and the high point is at approximately 105. The low end of the box is at approximately 68, the high end is at approximately 84, and the middle line is at approximately 76. For male, the low point is at approximately 49 and the high point is at approximately 93. The low end of the box is at approximately 66, the high end is at approximately 80, and the middle line is at approximately 75.\" width=\"943\" height=\"707\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2187\" src=\"https:\/\/s3-us-west-2.amazonaws.com\/courses-images\/wp-content\/uploads\/sites\/5738\/2022\/01\/27015917\/Picture1261-300x225.png\" alt=\"A box plot of first pule by exercise. The x-axis is labeled \u201cExercise Frequency\u201d and the y-axis is labeled \u201cFirst Pulse.\u201d For los, the low point is at approximately 52 and the high point is at approximately 92. The low end of the box is at approximately 70, the high end is at approximately 84, and the middle line is at approximately 78. For moderate, the low point is at approximately 58 and the high point is at approximately 90. The low end of the box is at approximately 68, the high end is at approximately 79, and the middle line is at approximately 76. For high, the low point is at approximately 49 and the high point is at approximately 96. The low end of the box is at approximately 61, the high end is at approximately 76, and the middle line is at approximately 67.\" width=\"1035\" height=\"776\" \/><\/p>\n<p>Glossary<\/p>\n<dl id=\"fs-id1170572229168\" class=\"definition\">\n<dt>indicator variable<\/dt>\n<dd id=\"fs-id1170572229174\">a binary variable with only two values: 0 and 1.<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"author":23592,"menu_order":59,"template":"","meta":{"_candela_citation":"[]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-2180","chapter","type-chapter","status-publish","hentry"],"part":704,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapters\/2180","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/wp\/v2\/users\/23592"}],"version-history":[{"count":4,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapters\/2180\/revisions"}],"predecessor-version":[{"id":3002,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapters\/2180\/revisions\/3002"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/parts\/704"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapters\/2180\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/wp\/v2\/media?parent=2180"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/pressbooks\/v2\/chapter-type?post=2180"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/wp\/v2\/contributor?post=2180"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/lumen-danacenter-statsmockup\/wp-json\/wp\/v2\/license?post=2180"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}