A sample of 14 commuters in Chicago showed the average of the commuting times was 33.2 minutes.

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A sample of 14 commuters in Chicago showed the average of the commuting times was 33.2 minutes. If the standard deviation was 8.3 minutes, find the 95% confidence interval of the true mean.

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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 04:00 AM

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A sample of 14 commuters in Chicago showed the average of the commuting times was 33.2 minutes.

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Elementary Statistics A Step By Step Approach

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