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

question 97

Multiple Choice

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 your conclusion on the test using a 5% level of significance?

• A) There is not enough evidence of a difference in median gas mileage.
• B) There is evidence of a difference in median gas mileage.
• C) There is not enough evidence of a difference in mean gas mileage.
• D) There is evidence of a difference in mean gas mileage.

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Definitions:

Motivational Changes

Alterations in the direction, intensity, or persistence of an individual's motivation over time.

Physiological Changes

encompass the alterations in the body's internal conditions in response to environmental factors, developmental stages, or health status, affecting various biological systems and functions.

Novelty

The quality of being new, original, or unusual, often sparking interest, motivation, or attention in individuals.

Optimum Level

The most favorable amount or degree of something for the most effective results.