han5naBc1elwhitez han5naBc1elwhitez

09-01-2017
Social Studies

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Initially an urn contains one red and one green ball. A ball is drawn at random from the urn, observed, and then replaced. If the ball is red, then an additional red ball is placed in the urn. If the ball is green, then a green ball is added. A second ball is drawn. Find the conditional probability that the first ball was red given that the second ball drawn was red.

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mapboy9 mapboy9

11-01-2017

It was probably a red ball

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