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When you walk down a deserted street in New York City, you can expect to be robbed of your money every 1 out of 3 times. However, on the times you do not get robbed you find an additional $5 on the street. You always carry $5 on you. If you walk down that street 90 times how much can you expect to acquire or loose? you loose $ 300 you gain $ 150 you loose $1.67 you loose $150 you gain $ 450

You may use the calculator above and this area as scratch paper. To see the solution just click on the button.

Carlos Rodriguez <carlos@math.albany.edu>

This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
Last modified: Wed May 13 12:29:11 EDT 1998