Two hundred fish caught in Cayuga Lake had a mean length of 14.3 inches. The population standard

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Two hundred fish caught in Cayuga Lake had a mean length of 14.3 inches. The population standard deviation is 2.5 inches.
a. Find the 90% confidence interval for the population mean length.
b. Find the 98% confidence interval for the population mean length.
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Elementary Statistics

ISBN: 9780538733502

11th Edition

Authors: Robert R. Johnson, Patricia J. Kuby

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