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Get Full Access to A First Course In Probability - 9 Edition - Chapter 4 - Problem 10p
Get Full Access to A First Course In Probability - 9 Edition - Chapter 4 - Problem 10p

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# Let X be the winnings of a gambler. Let p(i) = P(X = i) ISBN: 9780321794772 63

## Solution for problem 10P Chapter 4

A First Course in Probability | 9th Edition

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Problem 10P

Problem 10P

Let X be the winnings of a gambler. Let p(i) = P(X = i) and suppose that

P(0) = 1/3; P(1) = P(-1) = 13/55;

p(2)=p(-2) = 1/11; p(3) = p(-3) = 1/165

Compute the conditional probability that the gambler

Step-by-Step Solution:

Step 1 of 1

(a)

Let be the winnings of a gambler.

Let and suppose that We are asked to compute the conditional probability that the gambler wins given that he wins a positive amount.

Let be the event that we win something.

We need to find Using Bayes’ rule we can write that ……(1) So that we have when Hence the conditional probability that the gambler wins   Step 2 of 1

##### ISBN: 9780321794772

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