Find probabilities for a standard normal random variable z

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Reference no: EM131416252

Find the following probabilities for a standard normal random variable Z:

a. P(Z ≤ 21.4).

b. P(Z ≤ 1.4).

c. P(21.4 ≤ Z ≤ 1.4).

d. P(Z ≥ 1.4).

Reference no: EM131416252

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