If you are conducting research to determine why people tend to be more aggressive when they are uncomfortable, then you are attempting to meet which goal in psychology?

The results of Sherif and colleagues classic study involving boys at a summer camp

suggests that prejudice isincreased by __________ and decreased by __________ . a. competition; cooperation b. consensus; cooperation c. cooperation; competition d. cooperation; consensus e. competition; consensus

According to the article Going to Pot, about adolescent drug use, the adolescents were interviewed about

the amount of drug use they had experienced. This was thought to be a valid measure because (a) parents were also asked about drugs (b) the participants were observed going to school and coming home (c) participant's jacket pockets were searched for drugs while the participants were busy with the study (d) participants had good reasons to believe the researchers would keep information confidential