In a factorial ANOVA, a comparison among the means of a factor is referred to as
A) a main effect
B) an interaction
C) both a main effect and as an interaction
D) neither a main effect nor an interaction.

Question

Quizplus · Accepted Answer

A main effect in a factorial ANOVA refers to the effect of one independent variable on the dependent variable, ignoring the effects of all other independent variables.

In a Factorial ANOVA, a Comparison Among the Means of a Factor