how to solve equation in probabality

pooja_nifa · #1 Nov 4, 2009, 09:27 PM

in a locality out of 000 people residing 1200 are 1200 are above 30 ear of age and 3000 are females.Out of the 1200 who are above 30,200 are females.suppose,afer a person is chosen you are told that the person is a female.What is the probability that she is above 30 ears of age.

Unknown008 · Nov 4, 2009, 11:29 PM

Draw a venn diagram to help you. I can't understand well your question because there are so many errors in it.

That's the best thing I can tell you for now.



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