If we find a significant interaction in a 2 x 2 design, we should
A) focus first on the main effect of factor A.
B) focus first on the main effect of factor B.
C) focus first on both main effects.
D) ignore the main effects of factor A and factor B.

Question

Quizplus · Accepted Answer

When a significant interaction is found, it suggests that the effect of one factor depends on the level of the other factor, making the main effects less informative on their own.

If We Find a Significant Interaction in a 2 X