A company wants to estimate the proportion of smokers on staff to within 5%, with 99% confidence.

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A company wants to estimate the proportion of smokers on staff to within 5%, with 99% confidence. A preliminary estimate of the proportion of smokers is 0.1867. How big a sample size is necessary?

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Analyzing Data And Making Decisions Statistics For Business Microsoft Excel 2010 Updated

ISBN: 9780132924962

2nd Edition

Authors: Judith Skuce

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Question Posted: Jul 12, 2015 03:22 AM

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A company wants to estimate the proportion of smokers on staff to within 5%, with 99% confidence.

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Confidence level is 99 so zscore 2576 HW 005 p 01867 Su...View the full answer

Analyzing Data And Making Decisions Statistics For Business Microsoft Excel 2010 Updated

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