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We have the following information about the random variables X and Y: 2 μχ = 1, μy = -1.5, o = 0.25, o = 1. X Calculate the variance of Z = 3X + 5Y, a) when the coefficient of correlation is p(X,Y)= 0.46: 0²/2 34.15 = b) when X and Y are independent random variables: 0²/12 27.75 Z X

We have the following information about the random variables X and Y: 2 μχ = 1, μy = -1.5, o = 0.25, o = 1. X Calculate the variance of Z = 3X + 5Y, a) when the coefficient of correlation is p(X,Y)= 0.46: 0²/2 34.15 = b) when X and Y are independent random variables: 0²/12 27.75 Z X

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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We have the following information about the random variables X and Y: |x = 1, |y = −1.5 , ox = 0.25, c} = 1. o Calculate the variance of Z = 3X + 5Y, a) when the coefficient of correlation is p(X, Y) = 0.46: 0²77 34.15 Z b) when X and Y are independent random variables: 0²2 27.75 X
Transcribed Image Text:We have the following information about the random variables X and Y: |x = 1, |y = −1.5 , ox = 0.25, c} = 1. o Calculate the variance of Z = 3X + 5Y, a) when the coefficient of correlation is p(X, Y) = 0.46: 0²77 34.15 Z b) when X and Y are independent random variables: 0²2 27.75 X
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