Data Set 13-3:
-Refer to Data Set 13-3. The figure for which the main effect of variable B is not significant is
A) W
B) X
C) Y
D) Z
E) all of the other alternatives are correct.

Question

Data Set 13-3: 
-Refer to Data Set 13-3. The figure for which the main effect of variable B is not significant is
A) W 
B) X 
C) Y 
D) Z 
E) all of the other alternatives are correct.

Quizplus · Accepted Answer

In figure X, the lines representing different levels of variable B are parallel, indicating that the main effect of variable B is not significant because the effect of variable B does not change across different levels of another variable.