Chapter 12 Creating and Analyzing Contingency Tables
Do Democrats and Republicans have the same responses to a survey question asking about campaign reforms? Do rural and urban residents own different types of vehicles (sports cars, sedans, SUVs, and trucks)? Do graduate and undergraduate students differ in whether they share an apartment, have their own apartment, or live in a dorm?
These questions involve looking at two classification variables, and testing whether the variables are related. Neither variable contains quantitative measurements. Instead, both variables identify the respondent as belonging to a group. For example, one respondent might be “rural, truck”, and another respondent might be “urban, sedan”. The two variables can be ...
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