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  • 08-02-2024
  • Mathematics
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Let X1; X2 be independent random variables with E(X1) = 1; Var(X1) = 2; E(X2) = 2; Var(X2) = 3. Let Y1 = X1 + X2; Y2 = X1 - X2. Find the correlation coefficient between Y1 and Y2.

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