Answered: . B. (on a paper) A random variable x…

. B. (on a paper) A random variable x has this probability distribution: 1. Find p(4). 2. Find the mean µ and the variance σ^2.

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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Question

1. B. (on a paper) A random variable x has this probability distribution: 1. Find p(4).
2. Find the mean µ and the variance σ^2.

X
01
p(x) 0.1 0.3 0.4 0.1
2 3 4
5
? 0.05

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