The 80 members of a random sample of graduates of Marys Typing School indicate that their mean

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The 80 members of a random sample of graduates of Mary’s Typing School indicate that their mean salary is $22,500 with a sample standard deviation of $3,100. Construct a 99 % confidence interval for the true mean salary.

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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: Feb 17, 2024 11:37 PM

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The 80 members of a random sample of graduates of Marys Typing School indicate that their mean

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Statistics For Business And Financial Economics

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