Question: If X has a normal distribution with p = 100 and a = 5, find b such that (a) P[X < b] = .6700 (b)

If X has a normal distribution with p = 100 and a = 5, find b such that
(a) P[X < b] = .6700
(b) P[X > b] = .0110
(c) P[|X - 100| < b] = .966

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