The Kruskal-Wallis Test Is to Be Used to Determine Whether

question 80

Multiple Choice

The Kruskal-Wallis test is to be used to determine whether there is a significant difference in the satisfaction rating (alpha = 0.05) between three brands of boxed cake mix.Shoppers were asked to rate their satisfaction on various attributes and an aggregate satisfaction score ranging from 1-50 was computed.The following data were obtained: For this test,how many degrees of freedom should be used?

• A) 3
• B) 2
• C) 4
• D) 8
• E) 1

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