8- Find the mean and variance of X?X12 34f(x)1/92/93/92/91/9a)3, 2/31903b)2, 4/3c)3, 4/3d)2, 2/3

From the data given x f(x) x f(x) x2 f(x) 0 1/9 0 0 1 2/9 2/9 2/9 2 3/9 6/9 12/9 3 2/9…

Answered: 8- Find the mean and variance of X? X 0…

8- Find the mean and variance of X? X 0 1 2 4 f(x) 1/9 2/9 3/9 2/9 1/9 a) 3, 2/3 1903 b) O 2, 4/3 c) O 3, 4/3 d) O 2, 2/3 3.

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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Question

8- Find the mean and variance of X?
X
1
2 3
4
f(x)
1/9
2/9
3/9
2/9
1/9
a)
3, 2/3
1903
b)
2, 4/3
c)
3, 4/3
d)
2, 2/3

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