A Philosophy Professor Wants to Find Out Whether the Mean

question 92

Multiple Choice

A philosophy professor wants to find out whether the mean age of the men in his large lecture class
Is equal to the mean age of the women in his classes. After collecting data from a random sample of
His students, the professor tested the hypothesis H0: µM - µW = 0 against the alternative HA: µM
ΜW ≠ 0. The P-value for the test was 0.003. Which is true?

• A) It is very unlikely that the professor would see results like these if the mean age of men was equal to the mean age of women.
• B) There is a 0.3% chance that the mean ages for the men and women are different.
• C) There is a 0.3% chance that the mean ages for the men and women are equal.
• D) There is a 99.7% chance that another sample will give these same results.
• E) There is a 0.3% chance that another sample will give these same results.

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Definitions:

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