11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)}, where each point is assumed to be equally likely. Define the random variable X to be the first component of a sample point and Y, the second. Then, the cov(X,Y) is
11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)}, where each point is assumed to be equally likely. Define the random variable X to be the first component of a sample point and Y, the second. Then, the cov(X,Y) is
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 42CR
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11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)},
where each point is assumed to be equally likely. Define the random
variable X to be the first component of a sample point and Y, the second.
Then, the cov(X,Y) is
(a) 2
(b) -2
(c) 0
(d) 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3542674d-dba1-4a19-957e-fd562a407c53%2F1f4f1a4b-8478-484f-8402-8ba254ecec3c%2F63crb7b_processed.jpeg&w=3840&q=75)
Transcribed Image Text:*
11- Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)},
where each point is assumed to be equally likely. Define the random
variable X to be the first component of a sample point and Y, the second.
Then, the cov(X,Y) is
(a) 2
(b) -2
(c) 0
(d) 1
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