Question * The temperature in degrees Celsius at a certain location is normally distributed with a mean of 68 degrees and a standard deviation of 4 degrees. The probability that the temperature in degrees Celsius at the same location is greater than 72 degrees is 0.1587 0.0228 None of the other options 0.0062

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question *
The temperature in degrees Celsius at a certain location is normally distributed with a
mean of 68 degrees and a standard deviation of 4 degrees. The probability that the
temperature in degrees Celsius at the same location is greater than 72 degrees is
0.1587
0.0228
None of the other options
0.0062
Question *
Let X and Y be two independent N(0,1) random variables and consider
Z = 3 + X+ 2XY? , W = 5+ X. Then Cov(Z, W) =
Hint:Cov(X, X) = Var(X), Cov(X + c, Y) = Cov(X, Y)
and Cov(X + Y, Z) = Cov(X,Z) + Cov(Y, Z)
None of the other options
Transcribed Image Text:Question * The temperature in degrees Celsius at a certain location is normally distributed with a mean of 68 degrees and a standard deviation of 4 degrees. The probability that the temperature in degrees Celsius at the same location is greater than 72 degrees is 0.1587 0.0228 None of the other options 0.0062 Question * Let X and Y be two independent N(0,1) random variables and consider Z = 3 + X+ 2XY? , W = 5+ X. Then Cov(Z, W) = Hint:Cov(X, X) = Var(X), Cov(X + c, Y) = Cov(X, Y) and Cov(X + Y, Z) = Cov(X,Z) + Cov(Y, Z) None of the other options
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