Question: Let Y be a normally distributed random variable with mean 10 and variance 25. Find: (a) P(Y > 15) (b) P(8 < Y < 12)

Let Y be a normally distributed random variable with mean 10 and variance 25.

Find:

(a) P(Y > 15)

(b) P(8 < Y < 12)

(c) the value of C such that P(Y < C) = 0.90 LO.1

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