What Kind of Effect Can You Examine with a Two-Way

Multiple Choice

What kind of effect can you examine with a two-way analysis of variance that you could not examine if you conducted multiple one-way analyses?

A) the way in which each treatment effect increases as you add more independent variables
B) the interaction effect of the two ndependent variables
C) the degree to which either independent variable alone changes performance on the dependent variable
D) which groups) performed significantly better or worse than other groups)