Question: 44. If X1, . . . , Xn is a sample from a normal population having unknown parameters and 2, devise a significance level

44. If X1, . . . , Xn is a sample from a normal population having unknown parameters

μ and σ2, devise a significance level α test of

2 versus the alternative H = 0 > 0

for a given positive value σ2 0 .

2 versus the alternative H = 0 > 0

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