A sample of n = 8 scores has a mean of M = 10 . After one score is removed from the sample, the mean for the remaining score is found to be M = 11 . What was the score that was removed?

If you ask a group of young men which quality is most important to them in choosing a mate, which of the following qualities is likely to be ranked first?

a. level of the woman's education b. the social class of the woman's family c. the woman's attractiveness d. the woman's social status

Differences in the rates of concordance for monozygotic versus dizygotic twins

has suggested a strong genetic component for schizophrenia and ______. a. posttraumatic stress disorder c. phobia b. major depression d. postconcussion syndrome