Let X, and X, be two identically distributed random variables with a correlation co variance of 2X2 - X, is equal to O 5 Var(X1) – 1 O 3Var(X2) – 1 O Var(X1) O 4Var(X2)

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Let X, and X, be two identically distributed random variables with a correlation coefficient equal to 0.25. Then the
variance of 2X2 - X1 is equal to
5 Var(X1) – 1
O 3 Var(X2) – 1
O Var(X1)
O 4 Var(X2)
Transcribed Image Text:Let X, and X, be two identically distributed random variables with a correlation coefficient equal to 0.25. Then the variance of 2X2 - X1 is equal to 5 Var(X1) – 1 O 3 Var(X2) – 1 O Var(X1) O 4 Var(X2)
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