[-74 The variable X has a normal distribution with mean u = 100 and standard deviation o = 8. The variable Y has a normal distribution with mean u = 85 and standard deviation a = 6. Variables X and Y are independent. (a) Find the mean, u, and standard deviation, o, of the sum X + Y. (b) Find the mean, u, and standard deviation, o, of the difference X - Y.
[-74 The variable X has a normal distribution with mean u = 100 and standard deviation o = 8. The variable Y has a normal distribution with mean u = 85 and standard deviation a = 6. Variables X and Y are independent. (a) Find the mean, u, and standard deviation, o, of the sum X + Y. (b) Find the mean, u, and standard deviation, o, of the difference X - Y.
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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![1-74
The variable X has a normal distribution with mean u = 100 and standard deviation o = 8. The variable Y has a normal distribution with mean u = 85 and standard deviation a
= 6. Variables X and Y are independent.
(a) Find the mean, u, and standard deviation, o, of the sum X + Y.
(b) Find the mean, u, and standard deviation, o, of the difference X - Y.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2adbbcef-1283-40f6-88df-81036dddb01a%2F5a202180-f970-4ebf-b8ae-3946382d115d%2Fwnm3q7_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1-74
The variable X has a normal distribution with mean u = 100 and standard deviation o = 8. The variable Y has a normal distribution with mean u = 85 and standard deviation a
= 6. Variables X and Y are independent.
(a) Find the mean, u, and standard deviation, o, of the sum X + Y.
(b) Find the mean, u, and standard deviation, o, of the difference X - Y.
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