A Professor Would Like to Test the Hypothesis That the Average

question 136

Multiple Choice

A professor would like to test the hypothesis that the average number of minutes that a student needs to complete a statistics exam is equal to 45 minutes. A Type I error would occur if the professor concludes that the average exam time is _______.

• A)not equal to 45 minutes when, in reality, the average time is equal to 45 minutes
• B)not equal to 45 minutes when, in reality, the average time is greater than 45 minutes
• C)equal to 45 minutes when, in reality, the average time is not equal to 45 minutes
• D)equal to 45 minutes when, in reality, the average time is less than 45 minutes

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