In Eron's study of TV and aggression, the initial correlation between preference for violent TV and later aggressiveness was +.31. Several partial correlations were calculated, to examine the potential effects of third variables. After these factors were statistically controlled, the overall correlation was still about +.30. What did Eron conclude?
A) none of the examined factors contributed to the observed relationship
B) each of the examined variables showed a high likelihood of being third variables
C) that in fact no link between TV viewing preferences and aggressiveness could be shown
D) that TV causes 31% of all violent behavior

Question

Quizplus · Accepted Answer

The fact that the correlation remained almost unchanged after controlling for third variables suggests that none of the examined factors significantly contributed to the observed relationship between preference for violent TV and later aggressiveness.

In Eron's Study of TV and Aggression, the Initial Correlation