What does a two-way ANOVA offer beyond what two separate one-way ANOVAs can tell about the data?
A) clarification on how one variable is correlated with another variable
B) a chance to see how the effect of one variable can depend on the levels of another variable
C) information about the primary effect of one variable as the cause of another
D) quantitative assessment of main effects

Question

Quizplus · Accepted Answer

A two-way ANOVA allows for the analysis of the interaction between two variables, which cannot be observed in two separate one-way ANOVAs. This means that the effect of one variable (e.g. treatment) on the outcome may depend on the levels of another variable (e.g. gender).

What Does a Two-Way ANOVA Offer Beyond What Two Separate