A factorial experiment involving 2 levels of factor A and 2 levels of factor B resulted in the following.
Factor B
Level 1 Level 2
Level 1 14 18
16 12
Factor A
Level 2 18 16
20 14
Compute sst, ssa, ssb and ssab
Set up an ANOVA table and test for any significant main effect and any interaction effect. Use a = .05.