Suppose that X takes on one of the values 0,1,2. If for some constant c, P(X i) = cP(X =i – 1), for i = 1,2. find E[X]. %3D

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I need to find E(X), but i don't have an idea where to st

Suppose that X takes on one of the values 0,1,2. If for some constant c, P(X -
i) = cP(X = i – 1), for i = 1,2. find E[X].
Transcribed Image Text:Suppose that X takes on one of the values 0,1,2. If for some constant c, P(X - i) = cP(X = i – 1), for i = 1,2. find E[X].
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