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frozen
[14]
3 years ago
6
A player pays $1 to play a game where three fair dice are rolled. If three 6s are obtained the player wins $500, and otherwise t
hr pkayer wins nothing. What are the expected net winnings of this game?
Ans: $1.31
(I need a solution!)
Mathematics
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1
answer:
Ugo
[173]
3 years ago
5
0
The chance to win = 1 : 6³ = 1 / 216
To win $500, the player needs to pay $216 on average.
500/ 216 = 2.31
$2.31 win and $1 cost per game gives $1.31 net win.
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