Chapter 6, Problem 8P

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8th Edition

Frederick J Gravetter + 1 other

ISBN: 9781133956570

Textbook Problem

Find each of the following probabilities for a normal distribution.

- a.
*p*(−0.80 <*z*< 0.80) - b.
*p*(−0.50 <*z*< 1.00) - c.
*p*(−0.20 <*z*< 1.50) - d.
*p*(−1.20 <*z*< −0.80)

**a.**

To determine

**To find:** The proportion between

Explanation

**Given info:** Standard Normal Distribution with

**Calculation:**

From z-table

**b.**

To determine

**To find:** The proportion between

**c.**

To determine

**To Determine: ** The proportion between

**d.**

To determine

**To Determine: ** The proportion between

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