Understanding Basic Statistics
Understanding Basic Statistics
7th Edition
ISBN: 9781305254060
Author: Charles Henry Brase, Corrinne Pellillo Brase
Publisher: Cengage Learning
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Chapter 5, Problem 1CR

StatisticalLiteracy Consider the following two events for an individual: A = owns a cell phone B = owns a laptop computer

Translate each event into words.

(a) A c (d) A\B

(b) A and B(c) B\A

(c)A or B

(a)

Expert Solution
Check Mark
To determine

The translation of Ac into words.

Answer to Problem 1CR

Solution: The individual does not own a cell phone.

Explanation of Solution

Given: A = the event that an individual owns a cell phone.

The complement of an event A is denoted as Ac.

According to the provided information for an individual, the event A is defined as ‘owns a cellphone’. So, the complement of event A is ‘the individual does not own a cellphone’.

(b)

Expert Solution
Check Mark
To determine

The translation of A and B into words.

Answer to Problem 1CR

Solution: The event that an individual owns a cell phone and a laptop computer.

Explanation of Solution

Given: A = an individual owns a cell phone, B = an individual owns a laptop computer.

Both the events A and B, occurring together is denoted as (A and B).

According to the provided information for an individual, the event A is defined as ‘owns a cellphone’ and the event B is defined as ‘owns a laptop computer’. So, both the events A and B occurring together can be defined as ‘the individual owns a cellphone and a laptop computer’.

(c)

Expert Solution
Check Mark
To determine

The translation of A or B into words.

Answer to Problem 1CR

Solution: The individual owns either a cell phone or a laptop computer or both.

Explanation of Solution

Given: A = an individual owns a cell phone, B = an individual owns a laptop computer.

The occurrence of either event A or B or both is denoted as (A or B).

According to the provided information for an individual, the event A is defined as ‘owns a cellphone’ and the event B is defined as ‘owns a laptop computer’. So, the occurrence of either event can be defined as ‘the individual owns a cellphone or a laptop computer or both’.

(d)

Expert Solution
Check Mark
To determine

The translation of A|B into words.

Answer to Problem 1CR

Solution: The individual is a laptop computer owner who owns a cellphone.

Explanation of Solution

Given: A = an individual owns a cell phone, B = an individual owns a laptop computer.

The occurrence of event A given that event B has occurred is denoted as (A|B).

According to the provided information for an individual, the event A is defined as ‘owns a cellphone’ and the event B is defined as ‘owns a laptop computer’. So, the occurrence of A given that event B has occurred is defined as ‘the individual who is an owner of a laptop computer, owns a cellphone’.

(e)

Expert Solution
Check Mark
To determine

The translation of B|A into words.

Answer to Problem 1CR

Solution: The individual is a cellphone owner who owns a laptop computer.

Explanation of Solution

Given: A = an individual owns a cell phone, B = an individual owns a laptop computer.

The occurrence of event B given that the event A has occurred is denoted as (B|A).

According to the provided information for an individual, the event A is defined as ‘owns a cellphone’ and the event B is defined as ‘owns a laptop computer’. So, the occurrence of event B given that event A has occurred can be defined as ‘the individual who is an owner of a cellphone, owns a laptop computer’.

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Chapter 5 Solutions

Understanding Basic Statistics

Ch. 5.1 - Critical Thinking Consider a family with three...Ch. 5.1 - Critical Thinking Consider the experiment of...Ch. 5.1 - Critical Thinking On a single toss of a fair coin,...Ch. 5.1 - Critical Thinking (a) Explain why -0.41 cannot be...Ch. 5.1 - Myers-Briggs: Personality Types Isabel Briggs...Ch. 5.1 - General: Roll a Die (a) If you roll a single fair...Ch. 5.1 - Psychology: Creativity When do creative people get...Ch. 5.1 - Agriculture: Cotton A botanist has developed a new...Ch. 5.1 - Expand Your Knowledge: Odds in Favor Sometimes...Ch. 5.1 - Expand Your Knowledge: Odds Against Betting odds...Ch. 5.1 - Business: Customers John runs a computer software...Ch. 5.2 - Statistical Literacy If two events are mutually...Ch. 5.2 - Statistical Literacy If two events A and B are...Ch. 5.2 - Basic Computation: Addition Rule Given P(A)=0.3...Ch. 5.2 - Basic Computation: Addition Rule Given P(A)=0.7...Ch. 5.2 - Basic Computation: Multiplication Rule Given...Ch. 5.2 - Basic Computation: Multiplication Rule Given...Ch. 5.2 - Basic Computation: Rules of Probability Given...Ch. 5.2 - Basic Computation: Rules of Probability Given...Ch. 5.2 - Critical Thinking Lisa is making up questions for...Ch. 5.2 - Critical Thinking Greg made up another question...Ch. 5.2 - Critical Thinking Suppose two events A and B are...Ch. 5.2 - Critical Thinking Suppose two events A and B are...Ch. 5.2 - Critical Thinking Consider the following events...Ch. 5.2 - Critical Thinking Consider the following events...Ch. 5.2 - General: Candy Colors MM plain candies come in...Ch. 5.2 - Environmental: Land Formations Arches National...Ch. 5.2 - General: Roll Two Dice You roll two fair dice, a...Ch. 5.2 - General: Roll Two Dice You roll two fair dice, a...Ch. 5.2 - General: Roll Two Dice You roll two fair dice, a...Ch. 5.2 - General: Roll Two Dice You roll two fair dice, a...Ch. 5.2 - General: Deck of Cards You draw two cards from a...Ch. 5.2 - General: Deck of Cards You draw two cards from a...Ch. 5.2 - General: Deck of Cards You draw two cards from a...Ch. 5.2 - General: Deck of Cards You draw two cards from a...Ch. 5.2 - Marketing: ToysUSA Today gave the information...Ch. 5.2 - Health Care: Flu Based on data from the...Ch. 5.2 - Focus Problem: Lie Detector Test In this problem,...Ch. 5.2 - Survey: Medical Tests Diagnostic tests of medical...Ch. 5.2 - Survey: Lung/Hear t In an article titled...Ch. 5.2 - Survey: Customer Loyalty Are customers more loyal...Ch. 5.2 - Survey: Sales Approach In a sales effectiveness...Ch. 5.3 - Statistical Literacy What is the main difference...Ch. 5.3 - Statistical Literacy Consider a series of events....Ch. 5.3 - Critical Thinking For each of the following...Ch. 5.3 - Critical Thinking You need to know the number of...Ch. 5.3 - TreeDiagram (a) Draw a tree diagram to display all...Ch. 5.3 - TreeDiagram (a) Draw a tree diagram to display all...Ch. 5.3 - Tree Diagram There are six balls in an urn. They...Ch. 5.3 - Prob. 8PCh. 5.3 - Multiplication Rule for Counting Four wires (red,...Ch. 5.3 - Multiplication Rule for Counting A sales...Ch. 5.3 - Counting: Agriculture Barbara is a research...Ch. 5.3 - Counting: Outcomes You toss a pair of dice. (a)...Ch. 5.3 - Compute P5,2.Ch. 5.3 - Compute P8,3.Ch. 5.3 - Compute P7,7.Ch. 5.3 - Compute P9,9.Ch. 5.3 - Compute C5,2.Ch. 5.3 - Compute C8,3.Ch. 5.3 - Compute C7,7.Ch. 5.3 - Compute C8,8.Ch. 5.3 - Counting: Hiring There are three nursing positions...Ch. 5.3 - Counting: Lottery In the Cash Now lottery game...Ch. 5.3 - Counting: Sports The University of Montana ski...Ch. 5.3 - Counting: Sales During the Computer Daze special...Ch. 5.3 - Counting: Hiring There are 15 qualified applicants...Ch. 5.3 - Counting: Grading One professor grades homework by...Ch. 5.3 - Counting: Hiring The qualified applicant pool for...Ch. 5.3 - Prob. 28PCh. 5 - StatisticalLiteracy Consider the following two...Ch. 5 - Statistical Literacy If two events A and B are...Ch. 5 - Statistical Literacy If two events A and B are...Ch. 5 - Interpretation You are considering two facial...Ch. 5 - Interpretation You are applying for two jobs, and...Ch. 5 - Critical Thinking You are given the information...Ch. 5 - Critical Thinking You are given the information...Ch. 5 - Critical Thinking For a class activity, your group...Ch. 5 - Salary Raise: Women Does it pay to ask for a...Ch. 5 - Prob. 10CRCh. 5 - General: Thumbtack Drop a thumbtack and observe...Ch. 5 - Survey: Reaction to Poison Ivy Allergic reactions...Ch. 5 - General: Two Dice In a game of craps, you roll two...Ch. 5 - Academic: Passing French Class records at Rockwood...Ch. 5 - Combination: City Council There is money to send...Ch. 5 - Basic Computation Compute....Ch. 5 - Counting: Exam Answers There are five...Ch. 5 - Scheduling: College Courses A student must satisfy...Ch. 5 - General: Combination Lock To open a combination...Ch. 5 - General: Combination Lock You have a combination...
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