A Researcher Hypothesized That the Variation in the Car Rental

question 43

Multiple Choice

A researcher hypothesized that the variation in the car rental rates (in US$/day) at a major city airport is less than in the car rental rates down town. A survey found that the variance of the rental rates on 7 cars at the airport was 25.7 while the variance of the rental rates on 6 cars down town was 60.4. What test value should be used in a F test?

• A) 2.74
• B) 1.53
• C) 2.35
• D) 5.52

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Definitions:

Energy Flow

The transfer of energy through a food chain from primary producers to various consumers.

Ecosystems

Communities of living organisms interacting with their physical environment, functioning together as a unit.

Asexually

A mode of reproduction that does not involve the fusion of gametes, resulting in offspring that are genetically identical to the parent.

Genetically Variable

Describes organisms or populations that exhibit genetic diversity, allowing for adaptation and evolution over time.