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Get Full Access to Probability And Statistical Inference - 9 Edition - Chapter 4.2 - Problem 4e
Get Full Access to Probability And Statistical Inference - 9 Edition - Chapter 4.2 - Problem 4e

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# Let X and Y have a trinomial distribution with parameters

ISBN: 9780321923271 41

## Solution for problem 4E Chapter 4.2

Probability and Statistical Inference | 9th Edition

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Problem 4E

PROBLEM 4E

Let X and Y have a trinomial distribution with parameters n = 3, pX = 1/6, and pY = 1/2. Find

Note that  in this case. (Indeed, the formula holds in general for the trinomial distribution; see Example 4.3-3.)

References see Example 4.3-3.

Step-by-Step Solution:

Step 1 of 7

Here the distribution is trinomial distribution with parameters n=3, Px=,Py=

The pmf of  trinomial distribution is

(

Step 2 of 7

Step 3 of 7

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