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 mean of the Wilcoxon rank sum test statistic T₁?
Definitions:
Psychological Disorder
A condition characterized by disturbances in a person's thoughts, feelings, or behavior, which leads to significant distress or impairment in functioning.
Committed
Showing dedication and perseverance in pursuing goals, or, in a legal context, being compulsorily detained under mental health legislation.
Dangerous
The potential to cause harm or adverse effects to oneself or others.
Reason of Insanity
A legal defense where the defendant claims they were unable to understand the nature of their actions or to distinguish right from wrong because of mental illness.
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