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Two fair cubical dice are thrown: one is red and one is blue. The random variable M represents the score on the

red die minus the score on the blue die.

(a) Find the distribution of M.

(b) Write down E (M).

(c) Find Var(M).

Top Answer

a) x 5 4 3 2 1 0 1 2 3 4 5 f 1 2 3 4 5 6 5 4 3 2 1 3 6 p (... View the full answer

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