A partial result of the computation for a two-factor factorial experiment is given as follows:
Source of Variation | SS | df | MS | F
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A | 160 | ? | 80 | ?
B | 220 | ? | ? | 11.0
AB | ? | 8 | 10 | ?
Error | ? | 30 | ? |
Total | ? | ? |
(a) Fill in all the missing results in the ANOVA table.
(b) At the 0.10 level of significance, is there evidence of an effect due to factor A? Explain in the critical value approach.
(c) At the 0.10 level of significance, is there evidence of an effect due to factor B? Explain in the critical value approach.
(d) At the 0.10 level of significance, is there an interaction effect? Explain in the critical value approach.