The data in the accompanying table show the weight of randomly selected packages

Question

The data in the accompanying table show the weight of randomly selected packages shipped by delivery companies A, B, and C. a. Perform a one-way ANOVA using alpha = 0.05 to determine if there is a difference in the average package weights shipped by these three delivery companies. b. If warranted, perform a multiple comparison test to determine which pairs are different using alpha = 0.05. What are the correct hypotheses for the one-way ANOVA test? A. H_0: mu_1 = mu_2 = mu_3 H_1: mu_1 notequalto mu_2 notequalto mu_3 C. H_0: mu_1 notequalto mu_2 notequaltomu_3 H_1: mu_1 = mu_2 = mu_3 Complete the ANOVA summary table below.

Explanation / Answer

The ANOVA summary table is:

ANOVA table

Source SS Df MS F-Stat Between 112 2 56 1.63 Within 722.82 21 34.42 Total 834.82 23

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