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Suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a two or a three. what are the expected winnings?

Suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a two or a three. what are the expected winnings?
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Suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a two or a three. what are the expected winnings?

User Kosta
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1 Answer

2 votes
The expected winnings would be a 1/3 chance that you would triple your bet, or profit $2 per winning roll.
User Cserpell
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8.2k points
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