(Answered) It is very important that a certain medication contain 12mg

Economics

It is very important that a certain medication contain 12mg of alpha on average. You suspect that the manufacturer is not controlling their process and that the average amount is not 12mg. A random sample of 25 tablets gave mean of 11.8mg and s=0.5mg. at 1% significance level, is the mean different from 12mg (assume individual weights are normally distributed)

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Business Economics, Economics

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