A Researcher Performs a Hypothesis Test to Test the Claim

question 60

Multiple Choice

A researcher performs a hypothesis test to test the claim that among car owners in one town,the mean number of kilometres driven per year is greater than 22,540.Use the provided computer output to draw a conclusion about the number of miles driven at a significance level of 0.01.

• A)Reject the null- there is sufficient evidence to say that car owners in the town drive more than 22,540 km/yr on average.
• B)Reject the null- there is not enough evidence to say that car owners in the town drive more than 22,540 km/yr on average.
• C)Fail to reject the null- there is not enough evidence to say that car owners in the town drive more than 22,540 km/yr on average.
• D)Fail to reject the null- there is sufficient evidence to say that car owners in the town drive more than 22,540 km/yr on average.
• E)There is insufficient information to draw a conclusion.

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Definitions:

Sorus

In ferns, a cluster of spore-producing sporangia.

Sporangia

Structures in fungi, algae, and some plants that produce and contain spores for reproduction.

Homosporous

A term referring to plants that produce only one type of spore, typically leading to the development of a single type of gametophyte.

Microspores

Small spores produced by seed plants and some ferns during the process of meiosis, which develop into male gametophytes.