Assume that X has a b(n, p) distribution. If it is known that the mean of X

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Assume that X has a b(n, p) distribution. If it is known that the mean of X is 6 and its standard deviation is 2, then the values of n and p are

(a) n = 18, p = 2∕3 (b)n = 9, p = 2∕3 (c)n = 18, p = 1∕3

(d) n = 12, p = 2∕3 (e)n = 9, p = 1∕3

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Introduction To Probability Volume 2

ISBN: 9781118123331

1st Edition

Authors: Narayanaswamy Balakrishnan, Markos V. Koutras, Konstadinos G. Politis

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