Consider a 2-by-2 design with population means Factor B Level 1 Level 2 Level 1 1 =

Consider a 2-by-2 design with population means Factor B Level 1 Level 2 Level 1 μ1 = 110 μ2 = 70 Factor A Level 2 μ3 = 80 μ4 = 40 State whether there is a main effect for factor A, for factor B, and whether there is an interaction.