If the Means for a Two-Factor Study Are Displayed in a Graph

question 44

Multiple Choice

If the means for a two-factor study are displayed in a graph and the lines in the graph are perfectly parallel,then what can you conclude about the main effects and interaction?

• A)There is no main effect for either of the two factors.
• B)There is a main effect for both of the two factors.
• C)There is no interaction between factors.
• D)There are no main effects and no interaction between factors.