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May 30, 2015

Homework Help: math

Posted by Tina on Monday, February 11, 2013 at 11:38pm.

A certain sweepstakes ticket has four categories of prizes with the following probabilities of being won:


Prize

Probability


$100,000

1/500,000


$50,000

1/250,000


$20,000

1/200,000


$10,000

1/100,000

If each ticket costs $1.00, what is the expected gain or loss?
Select one:
a. $.60
b. $6.00
c. $4.00
d. $.40

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