Gender differences refer to biological characteristics, while sex differences refer to psychological and social factors

Sean makes nearly all of his shots during basketball practice, but during the games he mostly misses. This might be explained as __________

a) audience effects. b) co-action effects. c) the mere-exposure effect. d) the primacy effect.

Professor Q has designed a repeated measures experiment. Which information does he NOT need when looking up the power of his planned study in a power table?

A) whether a one- or two-tailed test will be computed B) number of difference scores C) estimated population variance of difference scores D) effect size