(1) Suppose X is a Normal random variable with mean equals to 3 and standard deviation equals to 4.5. Find (a) P(X< 0.5) (b) P(X≤ 3.25)  (c) P(X>5)

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(1) Suppose X is a Normal random variable with mean equals to 3 and standard deviation equals to 4.5. Find

(a) P(X< 0.5)

(b) P(X≤ 3.25) 

(c) P(X>5)

(d) P(X=3.5)

(e) P(6.8<X<8.6)

(f) P(6.8 ≤X ≤8.6) 

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