The random variable X has a geometric distribution with parameter p (where 0 a + b| X > a) = P(X > b) for any non-negative integers a and b.

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.CR: Chapter 13 Review
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8.
The random variable X has a geometric distribution with parameter p (where
0 <p < 1), i.e., the pmf of X is
fr(x) = {P(1 – p)*, x= 0,1,2,...
0,
otherwise
Show that the geometric distribution has the memoryless property, i.e., that
P(X > a + b| X > a) = P(X > b) for any non-negative integers a and b.
Transcribed Image Text:8. The random variable X has a geometric distribution with parameter p (where 0 <p < 1), i.e., the pmf of X is fr(x) = {P(1 – p)*, x= 0,1,2,... 0, otherwise Show that the geometric distribution has the memoryless property, i.e., that P(X > a + b| X > a) = P(X > b) for any non-negative integers a and b.
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