TABLE 12-18 Two New Different Models of Compact SUVs Have Just Arrived

question 162

Short Answer

TABLE 12-18
Two new different models of compact SUVs have just arrived at the market. You are interested in comparing the gas mileage performance of both models to see if they are the same. A partial computer output for twelve compact SUVs of model 1 and thirteen of model 2 is given below:

You are told that the gas mileage population distributions for both models are not normally distributed.
-Referring to Table 12-18, what is the value of the Wilcoxon rank sum test statistic T₁?

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Voting Rights Act

A landmark piece of federal legislation in the United States that prohibits racial discrimination in voting, enacted in 1965.

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Practices used in the past to prevent certain groups of people, especially African Americans, from voting based on tests that were unfairly administered or inherently biased.

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