A committee of three people is selected at random from a set consisting of seven teachers, five parents of students, and six alumni. a. What is the probability of the event that the committee consists of all teachers? b. What is the probability of the event that the committee has no teachers? a. The probability the committee consists of all teachers is . (Type an integer or a simplified fraction.) b. The probability the committee has no teachers is. (Type an integer or a simplified fraction.)
A committee of three people is selected at random from a set consisting of seven teachers, five parents of students, and six alumni. a. What is the probability of the event that the committee consists of all teachers? b. What is the probability of the event that the committee has no teachers? a. The probability the committee consists of all teachers is . (Type an integer or a simplified fraction.) b. The probability the committee has no teachers is. (Type an integer or a simplified fraction.)
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.2: Probability
Problem 4E: Let E and F be events in a sample space S. (a) The probability of E and F occurring is P(EF)=...
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