What is shown in the following graph?
A) There is an interaction and no main effects.
B) There is one main effect and no interaction.
C) There are two main effects and no interaction.
D) There is an interaction and two main effects.

Question

What is shown in the following graph? 
A) There is an interaction and no main effects. 
B) There is one main effect and no interaction. 
C) There are two main effects and no interaction. 
D) There is an interaction and two main effects.

Quizplus · Accepted Answer

The graph shows different patterns of lines for each level of one variable (indicating a main effect), and the slopes of the lines are not parallel (indicating an interaction effect). Therefore, there is an interaction and two main effects.

What Is Shown in the Following Graph