A gambler pays $5 to play a game of dice. He rolls two dice
A gambler pays $5 to play a game of dice. He rolls two dice.
If he rolls a sum of 10 the house pays him $10; if he rolls a sum of 3 the house pays him $20, otherwise he loses. What is the expectation of this game?
A. -$2.36
B. $2.36
C. -$2.78
D. -$3.06
E. none of the above