Asked by Vanessa

Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).
c. P(z -1.5)

d. P(z -2.5)

11 years ago

Answered by Kuai

c. P(z < -1.5) = 0.0062

d. P(z< -2.5) = 0.0668

11 years ago

Answered by Vanessa

This is what I got too but the web where I do my homework says it is wrong.

11 years ago

Answered by Kuai

C. P(Z>-1.5) =0.9938
d. P (Z>-2.5) =0.9332

11 years ago

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