Suppose x is a normal random variable with expected value 7

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Suppose X is a normal random variable with expected value 7 and standard deviation 3. Then calculate the following porbabilities.

a) P(X <0)

b) P(6 < X < 9)

c) P(|X-6| <1)

d) P(|X-6|>1)

e) P(3X-1 > 20)

f) P(x^2 > 49)

Reference no: EM13627846

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