A delivery company has a fleet of 502 trucks. A random sample of 35 of these trucks

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A delivery company has a fleet of 502 trucks. A random sample of 35 of these trucks finds that the sample standard deviation of annual repair costs is $753. If you would like to construct, for the overall mean of annual repair costs, a 95 %

confidence interval that extends $250 on either side of the sample mean, how many additional sample observations must you take?

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Statistics For Business And Financial Economics

ISBN: 9781461458975

3rd Edition

Authors: Cheng Few Lee , John C Lee , Alice C Lee

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Question Posted: Mar 03, 2024 07:01 AM

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A delivery company has a fleet of 502 trucks. A random sample of 35 of these trucks

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Given s 753 standard deviation Margin of error E 250 c 95 1095 005 ...View the full answer

Statistics For Business And Financial Economics

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