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An ethics professor decides to wager with his students as to whether they will pass an online exam. The students each pay $5 to join

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An ethics professor decides to wager with his students as to whether they will pass an online exam. The students each pay $5 to join the wager. If a student earns a C or better on the exam, the professor agrees to pay them $10. The past has shown that the probability of passing this specific exam is 0.32. What is the expectation of payout from the students' perspective

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