Consider 3 urns. Urn A contains 2 white and 4 redballs,
Chapter 3, Problem 3.9(choose chapter or problem)
Consider 3 urns. Urn A contains 2 white and 4 redballs, urn B contains 8 white and 4 red balls, andurn C contains 1 white and 3 red balls. If 1 ball isselected from each urn, what is the probability thatthe ball chosen from urn A was white given thatexactly 2 white balls were selected?
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