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# Emperical Probability and Expected Value

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-1000 tickets for prizes are sold for \$2 each. Seven prizes will be awarded - one for \$400, one for \$200, and five for \$50. Steven purchases one of the tickets.
a) Find the expected value
b) Find the fair price of the ticket.

-During the last hour, a telemarketer dialed 20 numbers and reached 4 busy signals, 3 answering machines, and 13 people. Use this information to determine the empirical probability that the next call will be answered in person.

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#### Solution Preview

Emperical probability and expected value
-1000 tickets for prizes are sold for \$2 each. Seven prizes will be awarded - one for \$400, one for \$200, and five for \$50. Steven purchases one of the tickets.
a) Find the expected value

We know that the probability winning \$400 is 1/1000; the probability winning \$200 ...

#### Solution Summary

193 words of basic explanation and calculation to find expected value and fair price for a ticket as well as the empirical probability of a call being answered in person.

\$2.19