Eight Hybrid Cars Are Used to Determine If There Is

question 13

Multiple Choice

Eight hybrid cars are used to determine if there is a difference in gas mileage (MPG) with and without an additive claimed to increase the fuel efficiency.The appropriate nonparametric method to use for these data is the ________________________ .

• A)Kruskal-Wallis test
• B)Kendall's tau
• C)Wilcoxon signed-rank test
• D)Wilcoxon rank sum test
• E)Spearman's rho

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