A research study examined the effects of playing violent or non-violent video games on the aggressive behavior of children of two different ages 10 year olds and 13 year olds). The researchers found that, regardless of age, children who played violent video games were more aggressive than those who played non-violent video games. This finding represents an)
A) interaction.
B) main effect.
C) two-way interaction.
D) mixed interaction.

Question

Quizplus · Accepted Answer

The finding represents a main effect because it shows a consistent outcome (increased aggression) from one independent variable (type of video game) across the levels of another variable (age). There's no mention of differing effects based on the combination of age and type of video game, which would indicate an interaction.

A Research Study Examined the Effects of Playing Violent or Non-Violent