Mathematics, 18.03.2021 03:00, garrismunoz

An urn contains 6 red marbles and 6 black marbles. Two marbles are drawn at random. What is the probability that the first one is red and the second one is black if the marbles are drawn (a) with replacement? (b) without replacement?

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An urn contains 6 red marbles and 6 black marbles. Two marbles are drawn at random. What is the prob...

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