Question
8. At a raffle, 1500 tickets are sold at $2 each for four prizes of $500, S250, $150, and $75.
You buy one ticket. What are the expected value and the square standard deviation of
your gain?

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8. At a raffle, 1500 tickets are sold at $2 each for four prizes of $500, S250, $150, and $75. You buy one ticket. What are the expected value and the square standard deviation of your gain?

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