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Find the levels of the confidence intervals that have the

Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi ISBN: 9780073401331 38

Solution for problem 2E Chapter 5.1

Statistics for Engineers and Scientists | 4th Edition

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Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi

Statistics for Engineers and Scientists | 4th Edition

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Problem 2E

Problem 2E

Find the levels of the confidence intervals that have the following values of zα/2:

a. zα/2=1.96

b. zα/2=2.17

c. zα/2=1.28

d. zα/2=3.28

Step-by-Step Solution:

Solution

Step 1 of 4

a) We have to find the confidence level for

From the statistical tables

Then 0.025

           

                =5%

Hence the confidence level is 100-5=95%


Step 2 of 4

Chapter 5.1, Problem 2E is Solved
Step 3 of 4

Textbook: Statistics for Engineers and Scientists
Edition: 4
Author: William Navidi
ISBN: 9780073401331

The full step-by-step solution to problem: 2E from chapter: 5.1 was answered by , our top Statistics solution expert on 06/28/17, 11:15AM. Since the solution to 2E from 5.1 chapter was answered, more than 1428 students have viewed the full step-by-step answer. This textbook survival guide was created for the textbook: Statistics for Engineers and Scientists , edition: 4. This full solution covers the following key subjects: confidence, Find, Intervals, levels, values. This expansive textbook survival guide covers 153 chapters, and 2440 solutions. The answer to “Find the levels of the confidence intervals that have the following values of z?/2:a. z?/2=1.96________________b. z?/2=2.17________________c. z?/2=1.28________________d. z?/2=3.28” is broken down into a number of easy to follow steps, and 18 words. Statistics for Engineers and Scientists was written by and is associated to the ISBN: 9780073401331.

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Find the levels of the confidence intervals that have the