A Researcher Conducted an Experiment in Which Participants Played Either

Multiple Choice

A researcher conducted an experiment in which participants played either a violent or a nonviolent video game.After the game,the researcher measured hostile cognitions.The effect size,Cohen's d,for the difference in mean hostile cognition between the violent and nonviolent conditions was .83.Based on this,it is possible to state that the video game independent variable had a _______ effect on hostile cognition in this experiment.

A) nonsignificant
B) small
C) medium
D) large