A researcher has children watch 30 minutes of violent television, and then counts the number of times they hit each other afterward in a one-hour play period as a measure of aggression. The researcher concludes that television violence causes aggression. Why might this conclusion be invalid?
A) It is unethical to force children to watch violent television.
B) There was no control group.
C) Aggression wasn't operationally defined.
D) The study is strictly correlational.
Correct Answer:
Verified
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