SOLUTION: Urn 1 has 2 white and 3 black balls : Urn 2 has 4 white and 1 black:Uen 3 has 3 white and 4 black. An Urn is selected to be white.find the probability that Urn 1 was selected.

Question 1117092: Urn 1 has 2 white and 3 black balls : Urn 2 has 4 white and 1 black:Uen 3 has 3 white and 4 black. An Urn is selected to be white.find the probability that Urn 1 was selected.
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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The condition was written so inaccurately that clearly showed that the person who wrote it did not understand the meaning of what he wrote.

The correct formulation is T H I S:

    Urn 1 has 2 white and 3 black balls; Urn 2 has 4 white and 1 black; Urn 3 has 3 white and 4 black. 
    A ball was selected to be white. Find the probability that the ball was selected from Urn 1.

Solution

In all,  there are   2 + 4 + 3 = 9  white balls.


Therefore,  the answer/(the probability under the question) is  .

Solved.

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