Psychologists measure test-retest reliability by giving different versions of the same test to the same group on two separate occasions

Erasmus was a hardworking, enterprising, and talented young man until he was injured in

an automobile accident. Now he is inconsiderate, irresponsible, and immature. The brain structure MOST likely to have been damaged during the accident was the a. hippocampus. b. amygdala. c. ventral prefrontal cortex. d. hypothalamus. e. cerebellum.

Julie's parents are concerned because Julie has started spending most of her time with a group of friends they think are a bad influence on her

Julie has started wearing clothing her parents don't approve of, using language they think is inappropriate, and conforming to the expectations of this group in ways her parents worry about. The group of friends is a good example of which of the following? a. a social reference group b. a foreclosure group c. a diffusion status group d. a moratorium status group