Suppose a game is played, rolling a six-faced die, with the following pay-offs: Roll 1,2,3 X= -1 roll 4 or 5 x=1 roll a 6 X=2 a) calculate the mean E(X) b) calculate the variance

image 380 - Suppose a game is played, rolling a six-faced die, with the following pay-offs:  Roll 1,2,3 X= -1 roll 4 or 5 x=1 roll a 6 X=2 a) calculate the mean E(X) b) calculate the variance

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images - Suppose a game is played, rolling a six-faced die, with the following pay-offs:  Roll 1,2,3 X= -1 roll 4 or 5 x=1 roll a 6 X=2 a) calculate the mean E(X) b) calculate the variance

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