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.)

Question

Mathematics

Maritza

8 May, 21:50

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.)

+1

Answers (2)

Know the Answer?

Lorenzo · Answer 1

The owner is most likely cheating because it is usually a 50|50 chance of winning. But, you usually only get 50, and win a bit less and loose more. So, he is most likely cheating

Diana Schmitt · Answer 2

Diana Schmitt 8 May, 22:32

0

20 ... The answer would be 20

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.)

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.)