Find the standard deviation for the given probability distribution. P(X) x.P(X) x².P(X) 0.21 0.08 0.08 0.36 0.27 Select one: a. 2.20 b. 1.48 1.55 d. 2.82 O c. X 0 1 2 3 4
Find the standard deviation for the given probability distribution. P(X) x.P(X) x².P(X) 0.21 0.08 0.08 0.36 0.27 Select one: a. 2.20 b. 1.48 1.55 d. 2.82 O c. X 0 1 2 3 4
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:Find the standard deviation for the given probability distribution.
p(x)
x.P(X) x².P(X)
0.21
0.08
0.08
0.36
0.27
Select one:
a. 2.20
b. 1.48
C.
1.55
d. 2.82
X
0
1
2
3
4
Expert Solution

Step 1
Given that
x | p(X) |
0 | 0.21 |
1 | 0.08 |
2 | 0.08 |
3 | 0.36 |
4 | 0.27 |
Step by step
Solved in 2 steps

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