What is the required sample size for determining the proportion of defective items in a production process

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What is the required sample size for determining the proportion of defective items in a production process if the proportion is to be known to within 0.05 with 90% confidence? No guess as to the value of the population proportion is available.

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Complete Business Statistics

ISBN: 9780077239695

7th Edition

Authors: Amir Aczel, Jayavel Sounderpandian

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