1. In a group of 50 basketball fans, 35 prefer San Miguel. If a random sample of 20 is selected from among the group of 50, find the probability that precisely 18 prefer San a Miguel.
1. In a group of 50 basketball fans, 35 prefer San Miguel. If a random sample of 20 is selected from among the group of 50, find the probability that precisely 18 prefer San a Miguel.
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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Transcribed Image Text:In a group of 50 basketball fans, 35 prefer San Miguel. If a random sample of 20 is
selected from among the group of 50, find the probability that precisely 18 prefer San
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EXERCISE
Name
6.2
Secion
1.
Miguel.
2 The mathematics faculty at a college consists of 20 people, 7 of whom are women. If a
committee of five people is set up at random, what is the probability that precisely two
of the members will be women?
3. Of the 30 people working out in a gymnasium one afternoon, 25 are nonsmokers. If six
are randomly selected, what is the probability that none are smokers.
133
Seansed with Canseaner
In a class of 24 students, 16 prefer Coke to Pepsi. If a random eroun
selected, what is the probability that three prefer Coke.
six students is
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