A confidence interval for a standard deviation for large samples taken from a normally distributed population can

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A confidence interval for a standard deviation for large samples taken from a normally distributed population can be approximated by

Find the 95% confidence interval for the population standard deviation of calculator batteries. A sample of 200 calculator batteries has a standard deviation of 18 months.

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Elementary Statistics A Step By Step Approach

ISBN: 9780073386102

8th Edition

Authors: Allan Bluman

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Question Posted: Sep 02, 2015 03:55 AM

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A confidence interval for a standard deviation for large samples taken from a normally distributed population can

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V2n

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18 196 18 400 ...View the full answer

Elementary Statistics A Step By Step Approach

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