Question 1119508: Let a,b and C Be three mutually and exhaustive events,find p(b),if 1/3P(c)-1/2P(A)=p(b) please give the answer
Answer by greenestamps(13198)   (Show Source):
You can put this solution on YOUR website!
Not enough information....
Let the probabilities of A, B, and C be x, y, and z, respectively. Then
x+y+z = 1 (the events are exhaustive)
(1/3)z-(1/2)x = y
That is two equations in three unknowns; it is impossible to find a unique solution. There is an infinite number of solutions.
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