The quality manager for a major automobile manufacturer is interested in estimating the mean number of paint
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The quality manager for a major automobile manufacturer is interested in estimating the mean number of paint defects in cars produced by the company. She wishes to have her estimate be within 0.10 of the true mean and wants 98% confidence in the estimate. The file called CarPaint contains data from a pilot sample that was conducted for the purpose of determining a value to use for the population standard deviation. How many additional cars need to be sampled to provide the estimate required by the quality manager?
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Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780136121015
8th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry, Kent D. Smith
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