A confidence interval for a population mean has a length of 162.6. a. Determine the margin of

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A confidence interval for a population mean has a length of 162.6.
a. Determine the margin of error.
b. If the sample mean is 643.1, determine the confidence interval.
c. Construct a graph similar to Fig. 8.6 on page 320.

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Elementary Statistics

ISBN: 9780321691231

8th Edition

Authors: Neil A. Weiss

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Question Posted: Aug 13, 2015 03:24 AM

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A confidence interval for a population mean has a length of 162.6. a. Determine the margin of

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a The margin of error is 12 the length ...View the full answer

Elementary Statistics

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