If Mark wants to do one study to determine whether or not playing violent video games causes children to act more aggressively, what kind of study should he do?
A) an experiment
B) a correlational study
C) a longitudinal study
D) a cross-sectional study

Question

Quizplus · Accepted Answer

An experiment is the best type of study to determine causation. Mark would randomly assign participants to a control group (no violent video games) and an experimental group (playing violent video games), then measure their aggression levels. This would allow him to determine if playing violent video games causes increased aggression.

If Mark Wants to Do One Study to Determine Whether