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OpenStudy (anonymous):
The PTA is holding a raffle. The prize is a camera worth $200. Each raffle ticket costs $5. One hundred tickets are sold and a winner is drawn at random. Find the expected value of the purchase of a ticket. (Use a negative sign in your answer, if necessary.) Expected Value:
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OpenStudy (anonymous):
one sec
OpenStudy (anonymous):
wait it say the cost it $5
OpenStudy (anonymous):
Yes .
OpenStudy (perl):
|dw:1418415590221:dw|
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