An analysis of variance that controls extraneous factors by using the randomized block design is called:
A) one-way ANOVA
B) two-way ANOVA
C) three-way ANOVA
D) four-way ANOVA
E) five-way ANOVA

Question

Quizplus · Accepted Answer

The randomized block design is used in two-way ANOVA to control extraneous factors by grouping subjects into blocks before assigning them to treatment groups. One-way ANOVA is used when there is only one independent variable, and three-way, four-way, or five-way ANOVA are used when there are three or more independent variables. Therefore, the best choice is B.

An Analysis of Variance That Controls Extraneous Factors by Using