Question: Please answer An urn contains 4 red and 5 white marbles. Two marbles are drawing in succession without replacement. (6 points) a. If the second

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An urn contains 4 red and 5 white marbles. Two marbles are drawing in succession without replacement. (6 points) a. If the second marble is white, what is the probability that the first marble was white? b. If the second marble is red, what is the probability that the first marble was red

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