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Please check the fifth part (e), by law of total probability, shouldn't it 109/400? Question 4: The discrete random variable X has probability distribution given by x -1 0 1 2 P(X=x) Find the value of a 1½ a -19 a (a) (b) Write down E(X). (c) Find Var.(X). The random variable Y = 6-2X. (d) Find Var. (Y). (e) Calculate P(XY) 3 115

Please check the fifth part (e), by law of total probability, shouldn't it 109/400? Question 4: The discrete random variable X has probability distribution given by x -1 0 1 2 P(X=x) Find the value of a 1½ a -19 a (a) (b) Write down E(X). (c) Find Var.(X). The random variable Y = 6-2X. (d) Find Var. (Y). (e) Calculate P(XY) 3 115

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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Please check the fifth part (e), by law of total probability, shouldn't it 109/400? Question 4: The discrete random variable X has probability distribution given by x -1 0 1 2 P(X=x) Find the value of a 1½ a -19 a (a) (b) Write down E(X). (c) Find Var.(X). The random variable Y = 6-2X. (d) Find Var. (Y). (e) Calculate P(XY) 3 115
Transcribed Image Text:Please check the fifth part (e), by law of total probability, shouldn't it 109/400? Question 4: The discrete random variable X has probability distribution given by x -1 0 1 2 P(X=x) Find the value of a 1½ a -19 a (a) (b) Write down E(X). (c) Find Var.(X). The random variable Y = 6-2X. (d) Find Var. (Y). (e) Calculate P(XY) 3 115
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