Let z denote a random variable that has a standard normal distribution. Determine each of the following

Question:

Let z denote a random variable that has a standard normal distribution. Determine each of the following probabilities:
a. P(z < 2.36)
b. P(z ≤ 2.36)
c. P(z < 21.23)
d. P(1.14 < z < 3.35)
e. P(20.77 ≤ z ≤ 20.55)
f. P(z > 2)
g. P(z ≥ – $ 23.38)
h. P(z <4.98)