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Random Variableshard
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Let X,YX, YX,Y be jointly normal with μX=2,μY=3,σX=1,σY=2\mu_X = 2, \mu_Y = 3, \sigma_X = 1, \sigma_Y = 2μX​=2,μY​=3,σX​=1,σY​=2, and correlation ρ=0.5\rho = 0.5ρ=0.5. What is Cov(X,Y)Cov(X, Y)Cov(X,Y)?