Quest Diagnostics is a provider of drug testing for job applicants, and its managers want to estimate

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Quest Diagnostics is a provider of drug testing for job applicants, and its managers want to estimate the proportion of job applicants who test positive for drugs. In this context, what is a point estimate of that proportion? What is a confidence interval? What is a major advantage of the confidence interval estimate over the point estimate?

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Elementary Statistics

ISBN: 9780321500243

11th Edition

Authors: Mario F. Triola

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