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2.3-1. Find the mean, variance, and index of skewness for the following discrete distributions: (a) f(x) = 1, x = 5. (b) f(x) = 1/5, (c) f(x) = 1/5, x = 1, 2, 3, 4, 5. x= 3, 5, 7, 9, 11.

2.3-1. Find the mean, variance, and index of skewness for the following discrete distributions: (a) f(x) = 1, x = 5. (b) f(x) = 1/5, (c) f(x) = 1/5, x = 1, 2, 3, 4, 5. x= 3, 5, 7, 9, 11.

MATLAB: An Introduction with Applications
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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2.3-1. Find the mean, variance, and index of skewness for the following discrete distributions: (a) f(x) = 1, x = 5. (b) f(x) = 1/5, (c) f(x) = 1/5, (d) f(x) = x/6, (e) f(x)= (1+x))/5, (f) f(x) = (2-x))/4, x= 1, 2, 3, 4, 5. x = 3, 5, 7, 9, 11. x = 1, 2, 3. x = -1,0, 1. x = -1, Q. 1.
Transcribed Image Text:2.3-1. Find the mean, variance, and index of skewness for the following discrete distributions: (a) f(x) = 1, x = 5. (b) f(x) = 1/5, (c) f(x) = 1/5, (d) f(x) = x/6, (e) f(x)= (1+x))/5, (f) f(x) = (2-x))/4, x= 1, 2, 3, 4, 5. x = 3, 5, 7, 9, 11. x = 1, 2, 3. x = -1,0, 1. x = -1, Q. 1.
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