In ANOVA, you have a main effect when ______.
A)A factor significantly affects the outcome variable.
B)An outcome significantly affects a factor.
C)There is an interaction between factors.
D)There is an interaction between outcomes.

Question

Quizplus · Accepted Answer

A main effect occurs when one factor significantly affects the outcome variable. It is the simplest form of ANOVA, where there is only one factor being tested for its effect on the outcome variable. B, C, and D describe different types of interactions that can occur in ANOVA, but they do not necessarily indicate the presence of a main effect.

In ANOVA, You Have a Main Effect When ______