If Z is a standard normal random variable, find the following probabilities:
a.
P(Z $\le$ -1.77)
b.
P(Z $\le$-1.96)
c.
P(0.35$\le$ Z $\le$0.85)
d.
P(-2.88$\le$ Z $\le$-2.15)
e.
P(Z $\le$1.45)

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The Answer of If Z is a standard normal random variable, find the following probabilities:
a.
P(Z $\le$ -1.77)
b.
P(Z $\le$-1.96)
c.
P(0.35$\le$ Z $\le$0.85)
d.
P(-2.88$\le$ Z $\le$-2.15)
e.
P(Z $\le$1.45)

If Z Is a Standard Normal Random Variable, Find the Following