Calculate d^ for the two main effects for the data in Exercise 17.11, choosing suitable groups for comparison.
Answer to relevant QuestionsBy comparing the formulae for η2 and ω2, tell when these two different statistics would be in close agreement and when they would disagree noticeably. 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 ...What null hypothesis did you test in Exercise 18.10? Calculate d^ as an effect size estimate to elaborate on the results in Exercise 18.4. Stress has long been known to influence physical health. Visintainer, Volpicelli, and Seligman (1982) investigated the hypothesis that rats given 60 trials of inescapable shock would be less likely to later reject an ...
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