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13th Edition

Anderson

Publisher: CENGAGE L

ISBN: 9781305881884

Chapter 6.2, Problem 11E

Textbook Problem

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Given that *z* is a standard normal random variable, compute the following probabilities.

- a.
*P*(*z*≤ −1.0) - b.
*P*(*z*≥ −1) - c.
*P*(*z*≥ −1.5) - d.
*P*(−2.5 ≤*z*) - e.
*P*(−3 <*z*≤ 0)

**a.**

To determine

Compute the value of

**Calculation:**

The variable *z* follows a standard normal distribution.

From “Appendix B: Table 1 cumulative probabilities for the standard normal distribution”, the value of *z* under –1.0 corresponding to 0...

**b.**

To determine

Compute the value of

**c.**

To determine

Compute the value of

**d.**

To determine

Compute the value of

**e.**

To determine

Compute the value of

STATISTICS F/BUSINESS+ECONOMICS-TEXT

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