# Question

Given that z is a standard normal random variable, compute the following probabilities.

a. P(z ≤ –1.0)

b. P(z ≥ –1)

c. P(z ≥ –1.5)

d. P(–2.5 ≤ z)

e. P(– 3 < z ≤ 0)

a. P(z ≤ –1.0)

b. P(z ≥ –1)

c. P(z ≥ –1.5)

d. P(–2.5 ≤ z)

e. P(– 3 < z ≤ 0)

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