SCENARIO 12-17
Three New Different Models of Compact SUVs Have $\neq$

question 158

Multiple Choice

SCENARIO 12-17
Three new different models of compact SUVs have just arrived at the market.You are interested in comparing the gas mileage performance of all three models to see if they are the same.A partial computer output for twelve compact SUVs of each model is given below:
You are told that the gas mileage population distributions for all three models are not normally distributed.
-Referring to Scenario 12-17,what should be the null and alternative hypotheses of the test?

• A)H₀ : M₁ = M₂ = M₃ vs.H₁ : M₁ \(\neq\) M₂ \(\neq\) M₃
• B)H₀ : M₁ = M₂ = M₃ vs.H₁ : M₁ \(\neq\) M₂ \(\neq\) M₃ .
• C)H₀ : M₁ = M₂ = M₃ vs.H₁ : M₁ = M₂ \(\neq\)M₃
• D)H₀ : M₁ = M₂ =M₃ vs.H₁ ^: Not all M _j Are equal (where j = 1,2,3)

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Definitions:

Income Statement

A financial statement that provides a summary of a company's revenues, expenses, and profits or losses over a specific period of time.

Revenues

Aggregate income produced from the core activities of a business, mainly through the sale of goods and services.

Expenses

The outflow of money or other resources from a person or company to pay for goods or services.

Income Statement

A financial statement that reports a company's financial performance over a specific accounting period, detailing revenue and expenses to show net income or loss.