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please help You roll a die, winning nothing if the number of spots is odd, 51 for a 2 or a 4, and $8 for

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You roll a die, winning nothing if the number of spots is odd, 51 for a 2 or a 4, and $8 for a 6. Round your answers to 3 decimal places (a) Find the expected value and standard deviation of your prospective winnings. The capected value is 3.5 . the standard deviation is 2867 (b) You play twice. Find the mean of your total winnings, The mean is Check Agywer acer 46 C y LI

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