A researcher was interested in whether watching violence affected children's behaviors. To examine this, he showed a violent fil
m to one group of preschoolers and a nonviolent film to a second group of preschoolers. Following the films, the behaviors of the two groups were compared, THis study was:
An experiment demonstrated to compare the behavior of the two groups, the one who watched the violent film and the the one who did not. the research was made to figure out the impact of violence in human development.