A researcher claims that the mean age of male drivers in New Jersey is greater t

Question

A researcher claims that the mean age of male drivers in New Jersey is greater than the mean age of female drivers of the state. If a hypothesis test is performed, how should you interpret a decision that rejects the null hypothesis?

A. There is not sufficient evidence to support the claim that the mean age of male drivers in NJ is greater than the mean age of female drivers of the state.

B. There is sufficient evidence to reject the claim that mean age of male drivers in NJ is greater than the mean age of female drivers of the state.

C. There is not sufficient evidence to support the claim that mean age of male drivers in NJ is less than the mean age of female drivers of the state.

D. There is sufficient evidence to support the claim that mean age of male drivers in NJ is almost the same as the mean age of female drivers of the state.

E. None of the above

Explanation / Answer

The claim contains ">" sign so this will be an alternative hypothesis. Rejecting the null hypothesis means we have enough evidence to support the claim. None of the choices are representing this statement.

Hence,

Option E is correct.

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