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

Question 66

Short Answer

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)

Correct Answer:

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a.
0.0384
...

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