You are now at the Chapter 12 section of the book's student Web site.
Here you can
Get a slow, gentle introduction to the factorial experiment, and ...
Review and improve your understanding of the material | Quiz yourself | Apply this information | Get help |
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Study this concept map to see the connections between key terms | Take a quick matching test | Get a more in-depth understanding of interactions (especially ordinal and disordinal ones) by reading this Web Appendix. | Get help answering the end-of-chapter exercises |
If you are unsure about how to interpret a 2 X 2 factorial experiment,
here are some tutorials that should help.
Introduction to factorial experiments, Part 1: Simple main effects Introduction to factorial experiments, Part 2: Main effects and interactions Introduction to factorial experiments, Part 3: Interpreting graphs of 2 X 2 experiments |
Take the Practice Quiz (a short, general quiz over the entire chapter). | Get a better idea of the steps involved in conducting a study by reading "Web Appendix: Conducting a Study." | |
. | For help stating the predicted results of your proposed study in terms of main effects
and interactions), click
here.
Get help calculating degrees of freedom for a factorial design. |
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Review by
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Test your skill at interpreting main effects and interactions.
| Do an ANOVA using a statistical calculator. |