Aresearcher was interested in whether watching violence affected children's behaviors. to examine this, he showed a violent film to one group of preschoolers and a nonviolent film to a second group of preschoolers, and then he observed their aggression levels. in this study, the independent variable was the:

What were some passive/non-direct ways that enslaved africans did to resist slavery?

How did the end of the mexican american war result in growing sectionalism in the united states?

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.