Use the data in Example 1 and technology to construct 75%, 85%, and 90% confidence intervals for

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Use the data in Example 1 and technology to construct 75%, 85%, and 90% confidence intervals for the mean number of hours worked by grocery store employees. How does the width of the confidence interval change as the level of confidence increases?

Data in Example 1

a. Enter the data.

b. Use the appropriate command to construct each confidence interval.

c. Compare the widths of the confidence intervals for c = 0.75, 0.85, and 0.90.

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Elementary Statistics Picturing The World

ISBN: 9780321911216

6th Edition

Authors: Ron Larson, Betsy Farber

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Question Posted: Nov 24, 2015 07:46 AM

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Use the data in Example 1 and technology to construct 75%, 85%, and 90% confidence intervals for

Question:

7167 3322 1935 1431 1819 3332 3243 6013 6535 3435 3322 6008 2232 30 27 22 27

Step by Step Answer:

a Enter the data b 75 CI 2...View the full answer

Elementary Statistics Picturing The World

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