# Question

Consider the hypotheses

H0 : 0

H1 : 0

where 2 is known. Derive a general expression for determining the sample size for detecting a true mean of 1 0 with probability 1 − if the type I error is .

H0 : 0

H1 : 0

where 2 is known. Derive a general expression for determining the sample size for detecting a true mean of 1 0 with probability 1 − if the type I error is .

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