One of two Urns is picked at random (equally likely). Urn 1 has 3 black marbles and 7 red marbles. Urn 2 has 6 black mar

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answerhappygod
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One of two Urns is picked at random (equally likely). Urn 1 has 3 black marbles and 7 red marbles. Urn 2 has 6 black mar

Post by answerhappygod »

One of two Urns is picked at random (equally likely). Urn 1 has
3 black marbles and 7 red marbles. Urn 2 has 6 black marbles and 4
red marbles. If two black marbles are chosen from the
selected Urn, what is the probability that the selected Urn is Urn
2?
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