A main effect for a two-way ANOVA is the:
A) research hypothesis of the study.
B) influence of the dependent variable on one of the independent variables.
C) influence of one of the independent variables on the dependent variable.
D) main experimenter's bias as a confound to the study.

Question

Quizplus · Accepted Answer

A main effect in a two-way ANOVA refers to the influence of one independent variable on the dependent variable, while holding the other independent variable constant. Therefore, the correct choice is C, which describes this influence. Choices A, B, and D are incorrect because they do not accurately describe a main effect.

A Main Effect for a Two-Way ANOVA Is The