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13th Edition

Anderson

Publisher: CENGAGE L

ISBN: 9781305881884

Chapter 8.3, Problem 27E

**a.**

To determine

Find the planning value for the population standard deviation and the appropriate number of samples to provide 95% confidence.

**b.**

To determine

Find the appropriate number of samples to provide 95% confidence.

**c.**

To determine

Find the appropriate number of samples to provide 95% confidence.

**d.**

To determine

Explain whether the margin of error $100 is recommendable or not.