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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Definitions:

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water, producing oxygen as a byproduct.

Oxygen

A chemical element with symbol O, essential for cellular respiration in most living organisms and a major component of Earth's atmosphere.

Metabolic Pathways

Sequences of chemical reactions that occur in a cell, transforming substrates into products and energy.

Sunlight

The natural light emitted by the Sun, which is a primary energy source for Earth's climate system and necessary for photosynthesis in plants.