(a) Find the expectation E (X) of X. E(X)= (b) Find the variance Var(X) of X. Var(x) = 0
(a) Find the expectation E (X) of X. E(X)= (b) Find the variance Var(X) of X. Var(x) = 0
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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Transcribed Image Text:esc
Let X be a random variable with the following probability distribution.
Value X of X P(X=x)
30
Check
40
50
60
0.05
0.85
0.05
0.05
Complete the following. (If necessary, consult a list of formulas.)
(a) Find the expectation E (X) of X.
E (X) = [
(b) Find the variance Var(X) of X.
Var(x) =
A
MAMAMAR
31
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