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An urn contains 4 red and 7 white balls. Two balls are drawn in succession without replacement. If the second ball is white, what
An urn contains 4 red and 7 white balls. Two balls are drawn in succession without replacement. If the second ball is white, what is the probability that the first ball was white? Probability = (Type a fraction. Simplify your answer.)
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College Algebra Graphs and Models
Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna
5th edition
321845404, 978-0321791009, 321791002, 978-0321783950, 321783956, 978-0321845405
