A random variable X has a probability distribution given below.0 1 2 3f(x) 0.1 0.3 0.4 0.1 ? 0.054 5a) Find P(X = 4).b) Find P(X < 2).c) Find u, o?and o.d) Find the probability that an observation will fall into the interval µ ± 20.

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Answered: A random variable X has a probability…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Number of 0 1 2 3 4 5 6 malfunctions: Probability: f(x) | 0.17 0.29 0.27 0.16 0.07 0.03 0.01
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A random variable X has a probability distribution given below. x 0 |f(x) | 0.1 | 0.3 | 0.4 0.1 ? 0.05 1 2 3 45 a) Find P(X = 4). b) Find P(X < 2). c) Find u, o?and o. d) Find the probability that an observation will fall into the interval µ± 20.