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Mathematics 15 Online
OpenStudy (anonymous):

To win a prize, a person must select 7 numbers from 49 numbers. Find the probability of winning if a person buys one ticket. (Note: The numbers can be selected in any order.. Round to four decimal places, if necessary. A. 0.001 B. 0.0167 C. 0.0007 D. 0.14

OpenStudy (skullpatrol):

Any ideas?

OpenStudy (anonymous):

nope i am working it out on the calculator

OpenStudy (skullpatrol):

Don't go to the calculator until you know which numbers to use.

OpenStudy (anonymous):

i think it is D 0.14

OpenStudy (skullpatrol):

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OpenStudy (anonymous):

ok

OpenStudy (skullpatrol):

What is the chance of picking one number right?

OpenStudy (anonymous):

1/49

OpenStudy (anonymous):

or 0.02

OpenStudy (skullpatrol):

Now, you must do that for all seven numbers.

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