A bag contains 7 red, 5 blue, 4 green, 5 white and 9 yellow marbles. Five marbles are drawn. What is the probability that: a) 3 red and 2 blue marbles are drawn and the marbles are replaced. b) 3 red and 2 blue marbles are drawn and the marbles are not replaced.
A bag contains 7 red, 5 blue, 4 green, 5 white and 9 yellow marbles. Five marbles are drawn. What is the probability that: a) 3 red and 2 blue marbles are drawn and the marbles are replaced. b) 3 red and 2 blue marbles are drawn and the marbles are not replaced.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Ans: 5) a) 343/97200 b)without replacement 25/10179
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