2 Two fair six-sided dice, one red and the other green, are thrown and the random variable X is the score on the red die
2 Two fair six-sided dice, one red and the other green, are thrown and the random variable X is the score on the red die minus the score on the green die. (a) Draw up a table giving the value of X for each outcome in the sample space. (b) Draw up a table showing the probability distribution of X. (c) Find E(X ) and var(X). epr031
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