Question
4. 5 points An urn contains 10 balls numbered 1 , 2 , . . . , 10. (a) 3 points We select at random
4.5 pointsAn urn contains 10 balls numbered 1 , 2, . . . , 10.
(a)3 pointsWe select at random 4 balls without replacement. What is the probability that the largest selected number is 7.
(b)2 pointsWe select at random 4 balls with replacement. What is the prob- ability that the largest selected number is 7.
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Discrete Mathematics and Its Applications
Authors: Kenneth H. Rosen
7th edition
0073383090, 978-0073383095
