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Categorical variables take category or label values, and place an individual into one of several groups. These variables may be coded using numbers, however, such codes do not represent a quantitative measurement.

Case C-C

Case C-C

Published: Aug 21st, 2012

Two Categorical Variables Contingency Tables Finding Conditional (Row and Column) Percents Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these distinctions, […]

Learn By Doing – One Categorical Variable (College Student Survey)

Learn By Doing – One Categorical Variable (College Student Survey)

Published: Aug 18th, 2012

The same survey that asked 1,200 U.S. college students about their body perception also asked the following question: “With whom do you find it easiest to make friends?” (opposite sex, […]

Learn By Doing – Describe the Distribution of a Categorical Variable

Published: Aug 4th, 2012

Describing the distribution of a categorical variable in context. Category Count Percent About right 855 (855/1200)*100 = 71.3% Overweight 235 (235/1200)*100 = 19.6% Underweight 110 (110/1200)*100 = 9.2% Total n=1200 100% This document linked from One Categorical […]

Learn By Doing – Bar Charts

Published: Aug 4th, 2012

Practice with bar charts. Hint This document is linked from One Categorical Variable.

One Categorical Variable

One Categorical Variable

Published: Aug 4th, 2012

Distribution of One Categorical Variable Numerical Measures Visual or Graphical Displays Pie Chart Bar Chart Pictograms Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical […]

Learn By Doing – Exploring a Dataset (Depression Data)

Published: Aug 2nd, 2012

Required Activity: This activity asks you to save, open, and view a dataset then classify the variable in the dataset.

Did I Get This – Types of Variables

Published: Jul 30th, 2012

Practice with types of variables.