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Author Question: If X and Y are independent, then COV(X, Y) = ____________________. Fill in the blank(s) with ... (Read 87 times)

deesands

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on: Jun 24, 2018
If X and Y are independent, then COV(X, Y) = ___________________ _.
 Fill in the blank(s) with correct word

Question 2

If X and Y are ___________________ _, the variance of their sum is equal to the sum of their variances.
 Fill in the blank(s) with correct word


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dlook33

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Reply #1 on: Jun 24, 2018
Answer to Question 1

zero
0

Answer to Question 2

independent


deesands

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Reply 2 on: Jun 24, 2018
Gracias!

diana chang

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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