A dice is 6
B reports 6

P(A) = 1/6
P(!A) = 5/6
P(B|!A) =(1/4)*(1/5)
P(B|A) =  (3/4)


P(A|B) = P(B|A)*P(A)/( P(B|A)*P(A) + P(B|!A)*P(!A))
 =((3/4)*(1/6))/( (3/4)*(1/6) + (1/4)*(1/5)*(5/6))
 = 3/4

On Fri, Aug 5, 2011 at 4:50 PM, tarang dawer <[email protected]> wrote:

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