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#1 2011-12-14 15:32:37

juantheron
Member
Registered: 2011-10-19
Posts: 312

picking no.

a pair of no. is picked at random (without replacement) from a set {1,2,3,5,7,11,12,13,17,19}.The probability that the no. 11

was picked given that the sum of no. was even, is  nearly

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#2 2011-12-14 16:39:11

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: picking no.

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#3 2011-12-14 16:53:09

TheDude
Member
Registered: 2007-10-23
Posts: 361

Re: picking no.


Wrap it in bacon

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