Conditional Probabilityhard
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Two urns contain balls. Urn 1 has 5 red and 3 black balls. Urn 2 has 2 red and 6 black balls. An urn is chosen with equal probability, then a ball is drawn. Given a red ball was drawn, what is the probability it came from Urn 1?
Two urns contain balls. Urn 1 has 5 red and 3 black balls. Urn 2 has 2 red and 6 black balls. An urn is chosen with equal probability, then a ball is drawn. Given a red ball was drawn, what is the probability it came from Urn 1?