Summary
Contents
Subject index
By making introductory statistics interesting through comparing data on today’s student generation with their parents’ generation, and asking students to consider how people change as they grow older, the book uses data on subjective beliefs (such as freedom of speech and abortion) as well objective characteristics (years of schooling, marital status) to teach basic statistics using SPSS.
Creating New Variables
Creating New Variables
In this chapter, you can learn
- how to limit your analysis to just one group of cases,
- how to repeat your analysis for separate groups of cases,
- how to change the coding of a variable,
- how to create a new variable from the variables already in the data set,
- how to express scores on interval/ratio variables as standard deviations from the mean,
- how to see if several variables are all measuring the same underlying dimension, and
- how to combine scores on several variables into a single overall score or index.
Academic Freedom and Abortion
Just a few more variables in our data set need to be introduced. We’ll do that in this chapter as we answer these questions:
- How willing were 1980 GSS young adults to allow controversial persons to teach ...
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