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Emma, a golfer, claims that her drive distance is less than 175 meters, on average. Several of her friends do not believe her, so she

Emma, a golfer, claims that her drive distance is less than 175 meters, on average. Several of her friends do not believe her, so she decides to do a hypothesis test, at a 1% significance level, to persuade them. She hits 17 drives. The mean distance of the sample drives is 156 meters. Emma knows from experience that the standard deviation for her drive distance is 19 meters.

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