The Following Data Represent the Means for Each Treatment Condition

Multiple Choice

The following data represent the means for each treatment condition in a two-factor experiment.What pattern of results is shown in the data? A1 A2

A) Main effects for both factors and an interaction.
B) Main effects for both factors and no interaction.
C) A main effect for factor A,no main effect for factor B,and no interaction.
D) A main effect for factor A and an interaction but no main effect for factor B.