Dr. Young is a psychology professor whose research focuses on psychotherapy. She is currently involved in a study in which she is surveying the types of problems presented by clients to psychotherapists. According to May's theories regarding the most pervasive problems faced in modern society, Dr. Young should expect issues involving ______ to be most prevalent.

Gender differences in the lifetime prevalence and course of anxiety disorders may likely be attributed to all of the following EXCEPT

A. differences in neurotransmitter activity B. differences in hormone function C. differences in brain size and shape D. differences in response to stressful life events

This nonparametric test is used when you have ordinal data, two independent groups, and the

groups are relatively large (n = more than 20). A) Wilcoxon T Test B) rank sums test C) Mann-Whitney U Test D) Kruskal-Wallis H Test E) chi-square test for two levels of a single nominal variable