You Roll a Pair of Dice

question 116

Multiple Choice

You roll a pair of dice.If you get a sum greater than 10 you win $50.If you get a double you win $20.If you get a double and a sum greater than 10 you win a $70.Otherwise you win nothing.Find the standard deviation of the amount you win at this game.

• A)$14.08
• B)$274.31
• C)$25.21
• D)$14.91
• E)$16.56

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