Find the characteristic function of the geometric distribution given by P(X = r) = q' p, r = 0, 1, 2, ..., 0, p + q = 1. Hence find the mean and variance.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 7E
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Find the characteristic function of the geometric distribution given by P(X = r)
= q' p, r = 0, 1, 2, ..., ∞, p + q = 1.
%3D
Hence find the mean and variance.
Transcribed Image Text:Find the characteristic function of the geometric distribution given by P(X = r) = q' p, r = 0, 1, 2, ..., ∞, p + q = 1. %3D Hence find the mean and variance.
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