The experiment is the only means of determining whether differences in one variable cause differences in another.

A __________ is a belief held about characteristics, traits, and activities that are deemed appropriate for men and women

a) gender stereotype b) sex role c) gender role d) sexual orientation

Researchers have usually found that:

a) females score higher on tests of verbal ability than males. b) males score higher on tests of verbal ability than females. c) there is no difference between males and females on tests of verbal ability. d) verbal ability differences between males and females are due to differential watching of talk shows.