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6. Consider the following joint distribution of X and Y: X-Y 1 2 3 1 2 3 0.1 0.2 0 0.2 0.1 0 0
6. Consider the following joint distribution of X and Y: X-Y 1 2 3 1 2 3 0.1 0.2 0 0.2 0.1 0 0 0.1 0.3 Find the marginal distributions of X and Y. Using these distributions, compute E[X], var(X), SD(X), E[Y], var (Y) and SD(Y). Compute COV(X, Y) and CORR(X, Y) Are X and Y independent? Fully justify your answer.
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To find the marginal distributions of X and Y we need to sum the probabilities along each row and column respectively in the joint distribution table ...
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Making Hard Decisions with decision tools
Authors: Robert Clemen, Terence Reilly
3rd edition
538797576, 978-0538797573
