​Claim: The mean pulse rate​ (in beats per​ minute) of adult males is equal to 69 bpm. For a random sample of 171 adult​ males, the mean pulse rate is 68.2 bpm and the standard deviation is 10.91 bpm. Find the value of the test statistic.

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​Claim: The mean pulse rate​ (in beats per​ minute) of adult males is equal to 69 bpm. For a random sample of 171 adult​ males, the mean pulse rate is 68.2 bpm and the standard deviation is 10.91 bpm. Find the value of the test statistic.

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