6.73 The length of the Atlantic salmon sold by a fishmonger has a normal distribution with a...

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6.73 The length of the Atlantic salmon sold by a fishmonger has a normal distribution with a standard deviation of 2 inches. A random sample of 9 Atlantic salmons is selected from the fishmonger.

a. The probability is 0.05 that the sample standard deviation of the lengths of the Atlantic salmon exceeds what value?

b. The probability is 0.25 that the sample mean exceeds the population mean by how much?

c. The probability is 0.10 that the sample mean differs from the population mean by how much?

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Essential Mathematics And Statistics For Science

ISBN: 9780470694480

2nd Edition

Authors: Graham Currell, Dr. Antony Dowman

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Question Posted: Sep 21, 2024 02:02 PM

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