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Mathematics 20 Online
OpenStudy (anonymous):

Find a value of the standard normal random variable Z, Call it Z0, such that a. P(Z ≤ Z0) = .0401 b. P(- Z0 ≤ Z ≤ Z0) = .95 c. P(- Z0 ≤ Z ≤ Z0) = .90 d. P(- Z0 ≤ Z ≤ 0) = .2967 The 0 is subzero, don't know why the site couldn't show it.

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