申論題

4.Follow problem 3, if the quality engineering department suspects that both machines fill to the same net volume, whether or not this volume is 650 ml. In other words, the mean filling volumes of two machines might be different.

(c) Rework the problem/test via the analysis of variance (ANOVA) approach. Prepare an ANOVA table to summarize the results. Show why the conclusion is coincidence to (a). (Hint: the corresponding critical F-value can be calculated from a t-value.) (10 points)