A quality engineer takes a random sample of 100 steel rods from a days production, and finds

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A quality engineer takes a random sample of 100 steel rods from a day’s production, and finds that 92 of them meet specifications.

a. Estimate the proportion of that day’s production that meets specifications, and find the uncertainty in the estimate.

b. Estimate the number of rods that must be sampled to reduce the uncertainty to 1%.

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Statistics For Engineers And Scientists

ISBN: 9780073401331

4th Edition

Authors: William Navidi

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Question Posted: Nov 15, 2018 11:16 AM

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A quality engineer takes a random sample of 100 steel rods from a days production, and finds

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Let X be the number of rods in the sample that meet specifications an...View the full answer

Statistics For Engineers And Scientists

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