The table below shows a probability density function for a discrete random variable X. What is the probability that X is 2 or 3? Provide the final answer as a fraction. x   P(X = x)  0  1/16  1  1/8  2  1/16  3  1/4  4  3/8  5  1/8

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Q: Please show work. X and Y are two discrete random variables having the joint probability…

A: Cov(X,Y)=E(XY)-E(X)E(Y)corr(X,Y)=Cov(X,Y)V(X)V(Y)

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Q: The joint probability distribution of the number X of cars and the number Y of buses per signal…

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Q: Fill in the P(X=x) values to give a legitimate probability distribution for the discrete random…

A: Given data,   P(X=1)=? P(X=2)=?