A group consists of five Democrats and eight Republicans. Seven people are selected to attend a conference. a. In how many ways can seven people be selected from this group of thirteen? b. In how many ways can seven Republicans be selected from the eight Republicans? c. Find the probability that the selected group will consist of all Republicans.
A group consists of five Democrats and eight Republicans. Seven people are selected to attend a conference. a. In how many ways can seven people be selected from this group of thirteen? b. In how many ways can seven Republicans be selected from the eight Republicans? c. Find the probability that the selected group will consist of all Republicans.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.6: Permutations
Problem 31E
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A group consists of five Democrats and eight Republicans. Seven people are selected to attend a conference.
a. In how many ways can seven people be selected from this group of thirteen?
b. In how many ways can seven Republicans be selected from the eight Republicans?
c. Find the probability that the selected group will consist of all Republicans.
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