Suppose a Researcher Investigated the Judgments of Guilt Made by Jurors

Multiple Choice

Suppose a researcher investigated the judgments of guilt made by jurors in response to attractiveness attractive vs unattractive) and facial expression neutral vs smiling) . The results indicated a main effect for attractiveness as your only significant finding. This would mean that

A) Attractiveness alone was responsible for juror guilt decisions
B) Facial expression alone was responsible for juror guilt decisions
C) Both attractiveness and facial expression was responsible for juror guilt decisions
D) Nothing; You can never believe main effects in a factorial experiment