A hospital claims that the standard deviation of the waiting times for patients in its emergency department

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A hospital claims that the standard deviation of the waiting times for patients in its emergency department is no more than 0.5 minute.

A random sample of 25 waiting times has a standard deviation of 0.7 minute.

At α = 0.10, is there enough evidence to reject the claim?

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Elementary Statistics Picturing The World

ISBN: 9780137493302

8th Edition

Authors: Ron Larson

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Question Posted: May 29, 2024 02:00 AM

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A hospital claims that the standard deviation of the waiting times for patients in its emergency department

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Elementary Statistics Picturing The World

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