each probability expression, find the unknown z-value(s). Unless directed otherwise, use three decimals in your answers. (a) P(Z≤z0)=0.86. Find z0. z0= ___________ (b) P(Z≥z0)=0.4. Find z0. z0= __________ (c) P(z0≤Z≤0.28)=0.4932. Find z0. z0= __________ (use two decimals)

each probability expression, find the unknown z-value(s). Unless directed otherwise, use three decimals in your answers. (a) P(Z≤z0)=0.86. Find z0. z0= _ (b) P(Z≥z0)=0.4. Find z0. z0= (c) P(z0≤Z≤0.28)=0.4932. Find z0. z0= __ (use two decimals)

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.8: Probability

Problem 66E

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Question

For each probability expression, find the unknown z-value(s). Unless directed otherwise, use three decimals in your answers.

(a) P(Z≤z0)=0.86. Find z0.

z0= ___________

(b) P(Z≥z0)=0.4. Find z0.

z0= __________

(c) P(z0≤Z≤0.28)=0.4932. Find z0.

z0= __________ (use two decimals)

(d) P(Z≤z0)=0.21. Find z0.

z0= _________

Expert Solution