In Problem, an urn contains 4 red and 5 white balls. Two balls are drawn in succession

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In Problem, an urn contains 4 red and 5 white balls. Two balls are drawn in succession without replacement.
In the second ball is red, what is the probability that the first ball was red?

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College Mathematics for Business Economics Life Sciences and Social Sciences

ISBN: 978-0321614001

12th edition

Authors: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen

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Question Posted: Apr 14, 2016 07:59 AM

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In Problem, an urn contains 4 red and 5 white balls. Two balls are drawn in succession

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College Mathematics for Business Economics Life Sciences and Social Sciences

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