Deck 1: Defining and Collecting Data

Question 1

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How much time do you use the Blu-ray player every week on the average?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Answer 1

B

Question 2

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "In which year were you born?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Answer 2

A

Question 3

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "What is your annual income rounded to the nearest thousands?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Answer 3

A

Question 4

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How much time do you use the Blu-ray player every week on the average?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 5

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How would you rate the quality of your purchase experience with 1 = excellent,2 = good,3 = decent,4 = poor,5 = terrible?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Question 6

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "Are you happy,indifferent,or unhappy with the performance per dollar spent on the Blu-ray player?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 7

Researchers are concerned that the weight of the average American school child is increasing implying,among other things,that children's clothing should be manufactured and marketed in larger sizes.If X is the weight of school children sampled in a nationwide study,then X is an example of

A)a categorical variable.
B)a discrete variable.
C)a continuous variable.
D)a table of random numbers.

Question 8

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How many Blu-ray players made by other manufacturers have you used?" are values from a

A)discrete variable.
B)continuous variable.
C)categorical variable.
D)table of random numbers.

Question 9

The classification of student class designation (freshman,sophomore,junior,senior)is an example of

A)a categorical variable.
B)a discrete variable.
C)a continuous variable.
D)a table of random numbers.

Question 10

The classification of student major (accounting,economics,management,marketing,other)is an example of

A)a categorical variable.
B)a discrete variable.
C)a continuous variable.
D)a table of random numbers.

Question 11

Which of the following is a continuous quantitative (numerical)variable?

A)the color of a student's eyes
B)the number of employees of an insurance company
C)the amount of milk in a 2-liter carton
D)the number of gallons of milk sold at the local grocery store yesterday

Question 12

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How many Blu-ray players made by other manufacturers have you used?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 13

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How many people are there in your household?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Question 14

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "What brand of Blu-ray player did you purchase?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Question 15

To monitor campus security,the campus police office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students.If X is the number of students in the lot each period of time,then X is an example of

A)a categorical variable.
B)a discrete variable.
C)a continuous variable.
D)a statistic.

Question 16

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "Out of a 100 point score with 100 being the highest and 0 being the lowest,what is your satisfaction level on the videocassette recorder that you purchased?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Question 17

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "What is your annual income rounded to the nearest thousands?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 18

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "Are you happy,indifferent,or unhappy with the performance per dollar spent on the Blu-ray player?" are values from a

A)discrete numerical variable.
B)continuous numerical variable.
C)categorical variable.
D)table of random numbers.

Question 19

Which of the following is a discrete quantitative (numerical)variable?

A)the Dow Jones Industrial average
B)the volume of water released from a dam
C)the distance you drove yesterday
D)the number of employees of an insurance company

Question 20

The chancellor of a major university was concerned about alcohol abuse on her campus and wanted to find out the proportion of students at her university who visited campus bars on the weekend before the final exam week.Her assistant took a random sample of 250 students.The answer on "whether you visited campus bars on the weekend before the final exam week" from students in the sample is an example of

A)a categorical variable.
B)a discrete variable.
C)a continuous variable.
D)a table of random numbers.

Question 21

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The possible responses to the question "How many times in the past three months have you visited a city park?" are values from a discrete variable.

Question 22

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance.The number of claims a person has made in the last 3 years is an example of a ________ numerical variable.

Question 23

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How many people are there in your household?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 24

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "What was your age at your last birthday?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 25

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance.The distance a person drives in a year is an example of a ________ variable.

Question 26

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: Student grades (A to F)are an example of continuous numerical data.

Question 27

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: A continuous variable may take on any value within its relevant range even though the measurement device may not be precise enough to record it.

Question 28

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance.A person's age is an example of a ________ numerical variable.

Question 29

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The answer to the question "How many hours on average do you spend watching TV every week?" is an example of a ratio scaled variable.

Question 30

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The answer to the question "How do you rate the quality of your business statistics course?" is an example of an ordinal scaled variable.

Question 31

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance.The number of tickets a person has received in the last 3 years is an example of a ________ numerical variable.

Question 32

An insurance company evaluates many numerical variables about a person before deciding on an appropriate rate for automobile insurance.How long a person has been a licensed driver is an example of a ________ numerical variable.

Question 33

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "How would you rate the quality of your purchase experience with 1 = excellent,2 = good,3 = decent,4 = poor,5 = terrible?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 34

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "What brand of Blu-ray player did you purchase?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 35

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
Referring to Table 1-1,the possible responses to the question "Out of a 100 point score with 100 being the highest and 0 being the lowest,what is your satisfaction level with the Blu-ray player that you purchased?" result in

A)a nominal scale variable.
B)an ordinal scale variable.
C)an interval scale variable.
D)a ratio scale variable.

Question 36

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: Faculty rank (professor to lecturer)is an example of discrete numerical data.

Question 37

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The possible responses to the question "How long have you been living at your current residence?" are values from a continuous variable.

Question 38

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The amount of coffee consumed by an individual in a day is an example of a discrete numerical variable.

Question 39

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The answer to the question "What is your sleeping bag temperature rating?" is an example of a ratio scaled variable.

Question 40

TABLE 1-1
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
True or False: The answer to the question "What is your favorite color?" is an example of an ordinal scaled variable.

Question 41

In purchasing an automobile,there are a number of variables to consider.The classification of the car as a subcompact,compact,standard,or luxury size is an example of a ________ variable.

Question 42

In purchasing an automobile,there are a number of variables to consider.The body style of the car (sedan,coupe,wagon,etc.)is an example of a ________ variable.

Question 43

Most colleges admit students based on their achievements in a number of different areas.The grade obtained in senior level English (A,B,C,D,or
F)is an example of a ________ variable.

Question 44

Most colleges admit students based on their achievements in a number of different areas.The total SAT score achieved by a student is an example of a ________ numerical variable.

Question 45

A personal computer user survey was conducted.Hours of personal computer use per week is an example of a ________ numerical variable.

Question 46

In purchasing an automobile,there are a number of variables to consider.The color of the car is an example of a ________ variable.

Question 47

A personal computer user survey was conducted.Primary word processing package used is an example of a ________ variable.

Question 48

A personal computer user survey was conducted.Computer brand primarily used is an example of a ________ variable.

Question 49

Most colleges admit students based on their achievements in a number of different areas.Whether a student has taken any advanced placement courses is an example of a ________ variable.

Question 50

A personal computer user survey was conducted.Number of personal computers owned is an example of a ________ numerical variable.

Question 51

The Dean of Students conducted a survey on campus.SAT score in mathematics is an example of a ________ numerical variable.

Question 52

A personal computer user survey was conducted.The number of years using a personal computer is an example of a ________ numerical variable.

Question 53

The Dean of Students conducted a survey on campus.Number of credits currently enrolled for is an example of a ________ numerical variable.

Question 54

The Dean of Students conducted a survey on campus.Grade point average (GPA)is an example of a ________ numerical variable.

Question 55

The Dean of Students conducted a survey on campus.Number of clubs,groups,teams,and organizations affiliated with on campus is an example of a ________ numerical variable.

Question 56

The Dean of Students conducted a survey on campus.The gender of the student is an example of a ________ variable.

Question 57

True or False: The brand of TV one owns is an example of an ordinal scaled variable.

Question 58

The Dean of Students conducted a survey on campus.Major area of study is an example of a ________ variable.

Question 59

The Dean of Students conducted a survey on campus.Class designation (Freshman,Sophomore,Junior,Senior)is an example of a ________ variable.

Question 60

A personal computer user survey was conducted.The number of computer magazine subscriptions is an example of a ________ numerical variable.

Question 61

True or False: The amount of time a student spent studying for an exam will be measured on a ratio scale.

Question 62

True or False: The amount of time a student spent studying for an exam is an example of a continuous variable.

Question 63

True or False: The number of defective apples in a single box will be measured on an interval scale.

Question 64

True or False: The grade level (K-12)of a student is an example of a numerical variable.

Question 65

True or False: Marital status is an example of an ordinal scaled variable.

Question 66

True or False: Marital status is an example of a numerical variable.

Question 67

True or False: The quality ("terrible," "poor," "fair","acceptable," "very good," and "excellent")of a day care center is an example of a numerical variable.

Question 68

True or False: The amount of alcohol consumed by a person per week is an example of a continuous variable.

Question 69

TABLE 1-2
A Wall Street Journal poll asked 2,150 adults in the United States a series of questions to find out their view on the U.S.economy.
Referring to Table 1-2,the population of interest is

A)all the males living in the United States when the poll was taken.
B)all the females living in the United States when the poll was taken.
C)all the adults living in the United States when the poll was taken.
D)all the people living in the United States when the poll was taken.

Question 70

True or False: Whether the university is private or public is an example of a nominal scaled variable.

Question 71

True or False: The level of satisfaction ("Very unsatisfied," "Fairly unsatisfied," "Fairly satisfied," and "Very satisfied")in a class is an example of a categorical variable.

Question 72

True or False: The quality ("terrible," "poor," "fair","acceptable," "very good," and "excellent")of a day care center is an example of a nominal scaled variable.

Question 73

True or False: The amount of calories contained in a 12-ounce package of cheese will be measured on a ratio scale.

Question 74

True or False: The amount of alcohol consumed by a person per week will be measured on an interval scale.

Question 75

True or False: The amount of calories contained in a 12-ounce package of cheese is an example of a discrete variable.

Question 76

True or False: The number of defective apples in a single box is an example of a continuous variable.

Question 77

True or False: Whether the university is private or public is an example of a categorical variable.

Question 78

True or False: The grade level (K-12)of a student is an example of a nominal scaled variable.

Question 79

True or False: The brand of TV one owns is an example of a numerical variable.

Question 80

True or False: The level of satisfaction ("Very unsatisfied," "Fairly unsatisfied," "Fairly satisfied," and "Very satisfied")in a class is an example of an ordinal scaled variable.