a. Calculate the mean and standard deviation of the random variable by using formulas (5.1), (5.3a), and

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a. Calculate the mean and standard deviation of the random variable by using formulas (5.1), (5.3a), and (5.4).
b. Calculate the mean and standard deviation using formulas (5.7) and (5.8).
c. Compare the results of parts a and b.

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Elementary Statistics

ISBN: 9780538733502

11th Edition

Authors: Robert R. Johnson, Patricia J. Kuby

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Question Posted: Aug 27, 2015 07:27 AM

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a. Calculate the mean and standard deviation of the random variable by using formulas (5.1), (5.3a), and

Question:

P(x) = ()·(4), (4)5-х for x = 0.1, 2, 3, 4, 5

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a x Px xPx xPx 0 132 032 032 1 532 532 532 2 1032 2032 4032 3 1032 3...View the full answer

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