A random sample of 52 persons attending a certain diet clinic was found to have lost (over

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A random sample of 52 persons attending a certain diet clinic was found to have lost (over a three-week period) an average of 30 pounds, with a sample standard deviation of 11. For these data, a 99% confidence interval for the true mean weight loss by all patients attending the clinic would have the limits (?,?).
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Applied Regression Analysis And Other Multivariable Methods

ISBN: 632

5th Edition

Authors: David G. Kleinbaum, Lawrence L. Kupper, Azhar Nizam, Eli S. Rosenberg

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