Find each probability. (a) P(x > 20) (b) P(0 < x < 5) (c) P(x < 9

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Find each probability.

(a)  P(x > 20) 

(b) P(0 < x < 5) 

(c) P(x < 9 or x > 27)


The random variable x is normally distributed with mean μ = 18 and standard deviation σ = 7.6.

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