What is the difference between the null hypothesis tested by Wilcoxon’s matched-pairs signed-ranks test and the corresponding t test?
Answer to relevant QuestionsWhy is rejection of the null hypothesis using a t test a more specific statement than rejection of the null hypothesis using the appropriate distribution-free test? Kapp, Frysinger, Gallagher, and Hazelton (1979) have demonstrated that lesions in the amygdale can reduce certain responses commonly associated with fear (e.g., decreases in heart rate). If fear is really reduced by the ...It has been argued that first-born children tend to be more independent than later-born children. Suppose we develop a 25-point scale of independence and rate each of 20 first-born children and their second-born siblings ...Compute confidence limits on the mean risk ratio and draw the appropriate conclusions. Create a forest plot for these results.
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