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• 17:43, 18 March 2024 Rice talk contribs created page Two Numerical RVs (Created page with "Consider two numerica random variables <math>X</math> and <math>Y</math>. We can measure their ''covariance''. <math>Cov(X, Y)</math> The '''correlation''' of two random variables measures the '''line dependent''' between <math>X</math> and <math>Y</math> <math> Cor(X, Y) = \rho = \frac{Cov(X,Y)}{sd(X) sd(Y)} </math>")