Question: 5.20 If a random variable has the standard normal distribution, find the probability that it will take on a value (a) between 0 and 2.3;

5.20 If a random variable has the standard normal distribution, find the probability that it will take on a value

(a) between 0 and 2.3;

(b) between 1.22 and 2.43;

(c) between −1.45 and −0.45;

(d) between −1.70 and 1.35.

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