If Z is a standard normal random variable, find the value z0 such that a P(Z > z0) = .5
Chapter 4, Problem 4.59(choose chapter or problem)
If Z is a standard normal random variable, find the value z0 such that a P(Z > z0) = .5. b P(Z < z0) = .8643. c P(z0 < Z < z0) = .90. d P(z0 < Z < z0) = .99.
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