- You are now at the Chapter 7 section of the book's student Web site. Here you can
- Look over the concept map of the key terms and look at a glossary of the key terms.
- Test yourself on the chapter objectives
- Test yourself on the key terms.
- Quick matching test
- Download a more challenging matching test (requires Windows)

- Take the Practice Quiz (a
short, general quiz over the entire chapter).
- Review by looking at the key issues and reading the chapter summary.

- Participate in a descriptive study: Get a better sense of what descriptive research is like by participating in research that uses a descriptive method.
- Learn more about descriptive research by going through this tutorial.
- Become more comfortable with correlations by
- Using this tool to interpret positive, negative, and zero correlations.
- Going through the correlator tutorial
- Computing correlation coefficients using our correlation calculator or using another statistical calculator.
- This interactive demo helps you visualize what different correlations mean.
- Games that will help you learn how to estimate a correlation coefficient from a graph.

- Review the coefficient of determination.
- To do some archival research on the web, explore the following links.
- Voting data
- U. S. Government Census data
- Fun statistics from NationMaster
- Transcripts of (previously) secret recordings of Presidents Kennedy, Johnson, and Nixon

- Look at "Cracked" to see
two important ways that data can fool us: illusory correlation and mistaking
correlation for causation.

- Look at Dilbert to remind yourself that correlation does not mean causation.
- Wally fools the boss (by being a third variable)
- The boss fools himself
- A helpful picture that will help you avoid confusing correlation with causation
- Get help with the end-of-chapter exercises.