10 persons in a room are wearing badges marked I through 10. 3 persons are chosen at random and asked to leave the room simultaneously and their badge nos are noted. Find the probability that (a) the smallest badge number is 5. (b) the largest badge number is 5.
10 persons in a room are wearing badges marked I through 10. 3 persons are chosen at random and asked to leave the room simultaneously and their badge nos are noted. Find the probability that (a) the smallest badge number is 5. (b) the largest badge number is 5.
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.CT: Chapter Test
Problem 11CT: Three people are chosen at random from a group of live men and ten women. What is the probability...
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10 persons in a room are wearing badges marked I through 10. 3 persons are chosen at random and asked to leave the room simultaneously and their badge nos are noted. Find the probability that
(a) the smallest badge number is 5. (b) the largest badge number is 5.
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