Question: 7.66 Let z denote a random variable having a normal distribution with m 5 0 and s 5 1. Determine each of the following probabilities.

7.66 Let z denote a random variable having a normal distribution with m 5 0 and s 5 1. Determine each of the following probabilities. (Hint: See Examples 7.27 and 7.28.)

a. P(z , 0.10)

b. P(z , 20.10)

c. P(0.40 , z , 0.85)

d. P(20.85 , z , 20.40)

e. P(20.40 , z , 0.85)

f. P(z . 21.25)
g. P(z , 21.50 or z . 2.50)

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