Two balls are drawn from a bag containing 20 white and 5 black balls. In the first
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Two balls are drawn from a bag containing 20 white and 5 black balls. In the first draw a ball is drawn at random and then replaced in the bag. In the second, a ball is drawn again at random. Find the probability of getting black balls in both the draws. Is this an unusual event? Explain.
Determine whether the events are independent or dependent. Explain your reasoning.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9781292260464
7th Global Edition
Authors: Betsy Farber, Ron Larson
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