The pmf for X=the number of major defects on a randomly selected appliance of a certain type p(x) 0 .08 1 .15 2 45 ompute the following: a. P(X<2.5). b. Find the cumulative distribution function of X. ( c. E(X). 3 .27 4 .05

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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The pmf for X=the number of major defects on a randomly selected appliance of a certain type
x
p(x)
0
.08
1
.15
2
45
ompute the following:
a. P(X<2.5).
b. Find the cumulative distribution function of X. (
c. E(X).
3
.27
4
.05
Transcribed Image Text:The pmf for X=the number of major defects on a randomly selected appliance of a certain type x p(x) 0 .08 1 .15 2 45 ompute the following: a. P(X<2.5). b. Find the cumulative distribution function of X. ( c. E(X). 3 .27 4 .05
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Step 1

X: the number of major defects on a randomly selected appliance of a certain typeThe pmf of X;

x 0 1 2 3 4
P(x) 0.08 0.15 0.45 0.27 0.05
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