Given the following data for a two-way ANOVA, identify the sets of null and alternative hypotheses, then use the 0.05 level in testing each null hypothesis. (Use data file XR12073.)

Factor B 1 2 3 4 1 58 63 64 66 64 66 68 68 61 61 59 72 Factor A 2 59 56 58 60 64 61 60 59 59 56 63 62 3 64 57 55 61 62 58 56 58 61 51 52 64