Use diagram below to answer questions 

Is there a main effect of the confederate's gender? 

 Question 2 Is there a main effect of the participant's gender? 

Question 3 Is there an interaction: Does the effect of the participant's gender depend on the confederate's gender?

 

Participant Mean Participant Mean Confederate Male Female Male 40% 70% 55% Here's the same table with different data. (Assume any differences are significant.) Male Female 50% 60% 55% What effects do you see? 45% 65% Confederate Mean Male Female Mean 60% 50% 55% Female 50% 60% 55% 55% 55%