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mathmath333
 one year ago
Probablity question
mathmath333
 one year ago
Probablity question

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mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1In a certain lottery 10,000 tickets are sold and ten equal prizes are awarded. What is the probability of not getting a prize if you buy (a) one ticket (b) two tickets (c) 10 tickets

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1lol 100% of not getting a prize for meh :P bad luck :P

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2P(winning with one ticket) = 10/1000 = 0.001

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1so (a.) not winning a ticket =990/1000 ?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.29990/10.000 = 0.999

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1but 110/1000=990/1000

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1u earlier said P(winning with one ticket) = 10/1000

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2its 10 over 10 thousand

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2yea that was a mistake should be 10 / 10,000

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yes there is a probability

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0probability not getting prize is 10/10,000

kropot72
 one year ago
Best ResponseYou've already chosen the best response.2If you buy 2 tickets, the probability of not getting a prize is given by \[\large \frac{9990C2}{10000C2}=0.998\] If you buy 10 tickets, the probability of not getting a prize is given by \[\large \frac{9990C10}{10000C10}=0.99\]
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