(a) How many outcomes are there? 12 outcome(s) (b) How many outcomes have both Bob and Jessica being chosen? 2 outcome(s) (c) How many outcomes do not have Ann being chosen? 6 outcome(s)
(a) How many outcomes are there? 12 outcome(s) (b) How many outcomes have both Bob and Jessica being chosen? 2 outcome(s) (c) How many outcomes do not have Ann being chosen? 6 outcome(s)
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:(a) How many outcomes are there?
12 outcome(s)
(b) How many outcomes have both Bob and Jessica being chosen?
2 outcome(s)
(c) How many outcomes do not have Ann being chosen?
6 outcome(s)

Transcribed Image Text:A class is choosing a president, a vice president, and a treasurer.
There are three students running for president: Ann, Linda, and Maria.
There are two students running for vice president: Bob and John.
There are two students running for treasurer: Amanda and Jessica.
The tree diagram below shows the possible outcomes. Use the diagram to answer the questions.
President Vice President
Ann
Linda
Maria
Bob
John
Bob
John
Bob
John
Treasurer
Amanda
Jessica
Amanda
Jessica
Amanda
Jessica
Amanda
Jessica
Amanda
Jessica
Amanda
Jessica
Outcome
(Ann, Bob, Amanda)
(Ann, Bob, Jessica)
(Ann, John, Amanda)
(Ann, John, Jessica)
(Linda, Bob, Amanda)
(Linda, Bob, Jessica)
(Linda, John, Amanda)
(Linda, John, Jessica)
(Maria, Bob, Amanda)
(Maria, Bob, Jessica)
(Maria, John, Amanda)
(Maria, John, Jessica)
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