Answer to Question #182233 in Statistics and Probability for levi

Question #182233

The mathematics club of RAD Senior High School organized a raffle where the prize is the latest edition of a certain brand of the calculator. the raffle aims to raise funds for their club. they were able to sell 1000 tickets that cost 5 pesos each. if they spent 3500 on the prize, what will be the expected gain of a student who will buy one ticket?

1
Expert's answer
2021-05-02T08:51:25-0400

E(X)=\sum{ }X×\timesP(X)

There's a probability of 1/1000 to win 3500 pesos and 999/1000 to loose 5 pesos

E(X) = \sum (3500×11000+(5)×9991000\times\frac{1}{1000}+(-5)\times\frac{999}{1000}) = -1.495


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment