Question: 3 It is very important that a certain medication contain 2 my of alpha on average You suspect that the manufacturer is not controlling their

3 It is very important that a certain medication contain 2 my of alpha on average You suspect that the manufacturer is not controlling their process and that the average amount is not 12 me A andom sample of 25 tablets gave * = 11 8 my ands = 0 . Smy At a 1 % significance level is the mean different from 12 my ? ( assume individual weights are normally distributed )

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