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Someone offers you a game of unbiased die roll, where you win 153 USD on 1,...

Someone offers you a game of unbiased die roll, where you win 153 USD on 1, and lose 181 USD on anything other than 1. What is the expected value of one roll?

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Answer #1
Prob. win/loss Prob.*win/loss
Prob. Of 1 1/6 153                     25.50
Prob. Of anything other than 1 5/6 -181                 -150.83
Total                 -125.33
the expected value of one roll=-125.33
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