Urn I contains 9 yellow marbles and 7 brown marbles Urn II c

Urn I contains 9 yellow marbles and 7 brown marbles. Urn II contains 10 yellow marbles and 6 brown marbles. Urn III contains 7 yellow marbles and 11 brown marbles. The probability that Urn I will be selected is 0.42, th e probability that Urn II will be selected is 0.45, and the probability that Urn III will be selected i s 0.13. Find each probability: D. The probability that the marble selected was from Urn II, if it is known that the marble was yellow.

Solution