In a two-way analysis of variance, a researcher tests for the significance of:
A)three main effects.
B)one main effect and an interaction.
C)two interactions.
D)two main effects and an interaction.

Question

Quizplus · Accepted Answer

In a two-way analysis of variance, there are two factors being tested and thus two main effects (one for each factor) and an interaction between the two factors. Therefore, the best choice is D, which includes the two main effects and the interaction.

In a Two-Way Analysis of Variance, a Researcher Tests for the Significance