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January 31, 2015

January 31, 2015

Posted by **Jen** on Tuesday, July 19, 2011 at 5:32pm.

- Math -
**MathMate**, Wednesday, July 20, 2011 at 9:14amHint: the expected value can be found by assuming that someone bought all tickets, and therefore won all prizes. Divide the total value of the prizes by the number of tickets bought to get the expected value.

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