Suppose that X1, , Xn form a random sample from the normal distribution with mean and variance 2, and let denote the sample variance Determine the smallest values of n for which the following relations are satisfied a b Pr( 1 5 ) 0 95

Question: Suppose that X1, . . . , Xn form a random sample from the normal distribution with mean and variance 2, and let denote

Suppose that X1, . . . , Xn form a random sample from the normal with mean Î¼ and variance Ïƒ2, and let denote the sample variance. Determine the smallest values of n for which the following relations are satisfied:
a.

Pr( -1.5 ) 0.95

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