The interaction in the analysis for Exercise 17.3 suggests that it would be profitable to examine simple effects. Compute the simple effects for the differences due to Strategy within each time interval and interpret the results.
Answer to relevant QuestionsUse the Bonferroni test from Chapter 16 to elaborate on the results of Exercise 17.4. St. Lawrence, Brasfield, Shirley, Jefferson, Alleyne, and O’Brannon (1995) investigated the effects of an eight-week Behavioral Skills Training (BST) program aimed at reducing the risk of HIV infection among ...Using the data from Week 2 and Week 3 of Exercise 18.1, run a matched-sample t test to test the hypothesis that migraines decreased from before to after relaxation therapy. In Exercise 19.11 children were classified as those who never showed ADD-like behavior and those who showed ADD behavior at least once in the second, fourth, or fifth grade. If we do not collapse across categories, we obtain ...Calculate the odds ratio for the 2 3 2 table from Exercise 19.7 that combines the data of Clark and Clark (1939) and Hraba and Grant (1970).
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