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

question 116

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 standard deviation of the Wilcoxon rank sum test statistic T₁?

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Definitions:

Open Adoptions

An adoption process where there is some level of contact or information exchange between the biological and adoptive families.

Disappointed

A feeling of dissatisfaction or sadness due to unmet expectations or outcomes.

Principle Reasons

The fundamental or primary causes and motivations behind an action or situation.

Delaying

The act of postponing or deferring an action or event to a later time.