A bag contains 8 white balls, 5 red balls, and 7 black balls. If 3 balls are
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A bag contains 8 white balls, 5 red balls, and 7 black balls. If 3 balls are drawn at random from the bag, without replacement, what is the probability that
(a) The first two balls are red and the third is black?
(b) The third ball is black given that the first is black?
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a Pr R R B Pr RPr 2nd R1st RPr 3rd B 1st R and 2nd ...View the full answer
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Related Book For 
Mathematical Applications For The Management, Life And Social Sciences
ISBN: 9781337625340
12th Edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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