Digital Test Bank | Statistics for Business & Economics by Anderson

Test Bank for the textbook 1



Ch. 1—DATA AN’D STATISTICS

MCQS:

1. Methods fo’r developing useful decision-making information fro’m large data bases is known as
a. data manipulation
b. data monitoring
c. data base conversion
d. data mining
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

2. The’ process of capturing, storing, an’d maintaining data is known as
a. data manipulation
b. data monitoring
c. data warehousing
d. category analysis
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

3. The’ subject of data mining deals with
a. methods fo’r developing useful decision-
making information fro’m large data bases
b. keeping data secure so that unauthorized indi-
viduals cannot access the’ data
c. computational procedure fo’r data analysis
d. computing the’ average fo’r data
ANSWER: A POINTS: 1 THEME: Descriptive Statistics

4. In a questionnaire, respondents are asked t_o mark their gender as male or female. Gender is an example of the’
a. ordinal scale
b. nominal scale
c. ratio scale
d. interval scale
ANSWER: B POINTS: 1 THEME: Descriptive Statistics

5. The’ nominal scale of measurement has the’ properties of the’
a. ordinal scale
b. only interval scale
c. ratio scale
d. None of these alternatives is correct.
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

6. The’ scale of measurement that is used t_o rank order the’ observation fo’r a variable is called the’
a. ratio scale
b. ordinal scale
c. nominal scale

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d. interval scale
ANSWER: B POINTS: 1 THEME: Descriptive Statistics

7. Some hotels ask their guests t_o rate the’ hotel's services as excellent, very good, good, an’d poor. This is an example of
the’
a. ordinal scale
b. ratio scale
c. nominal scale
d. interval scale
ANSWER: A POINTS: 1 THEME: Descriptive Statistics

8. The’ ordinal scale of measurement has the’ properties of the’
a. ratio scale
b. interval scale
c. nominal scale
d. ratio an’d interval scales
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

9. The’ ratio scale of measurement has the’ properties of
a. only the’ ordinal scale
b. only the’ nominal scale
c. the’ rank scale
d. the’ interval scale
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

10. Temperature is an example of a variable that uses
a. the’ ratio scale
b. the’ interval scale
c. the’ ordinal scale
d. either the’ ratio or the’ ordinal scale
ANSWER: B POINTS: 1 THEME: Descriptive Statistics

11. The’ interval scale of measurement has the’ properties of the’
a. ratio an’d nominal scales
b. ratio an’d ordinal scales
c. ratio scale
d. None of these alternatives is correct.
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

12. Arithmetic operations are inappropriate fo’r
a. the’ ratio scale
b. the’ interval scale
c. both the’ ratio an’d interval scales
d. the’ nominal scale
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

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13. Income is an example of a variable that uses the’
a. ratio scale
b. interval scale
c. nominal scale
d. ordinal scale
ANSWER: A POINTS: 1 THEME: Descriptive Statistics

14. Data obtained fro’m a nominal scale
a. must be alphabetic
b. can be either numeric or nonnumeric
c. must be numeric
d. must rank order the’ data
ANSWER: B POINTS: 1 THEME: Descriptive Statistics

15. The’ scale of measurement that has an inherent zero value defined is the’
a. ratio scale
b. nominal scale
c. ordinal scale
d. interval scale
ANSWER: A POINTS: 1 THEME: Descriptive Statistics

16. Arithmetic operations are appropriate fo’r
a. only the’ ratio scale
b. only the’ interval scale
c. the’ nominal scale
d. None of these alternatives is correct.
ANSWER: D POINTS: 1 THEME: Descriptive Statistics

17. Quantitative data refers t_o data obtained with a(n)
a. ordinal scale
b. nominal scale
c. either interval or ratio scale
d. only interval scale
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

18. Data
a. are always be numeric
b. are always nonnumeric
c. are the’ raw material of statistics
d. None of these alternatives is correct.
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

19. The’ entities on which data are collected are
a. elements

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b. populations
c. samples
d. None of these alternatives is correct.
ANSWER: A POINTS: 1 THEME: Descriptive Statistics

20. The’ set of measurements collected fo’r a particular element is (are) called
a. variables
b. observations
c. samples
d. None of these alternatives is correct.
ANSWER: B POINTS: 1 THEME: Descriptive Statistics

21. A characteristic of interest fo’r the’ elements is called a(n)
a. sample
b. data set
c. variable
d. None of these alternatives is correct.
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

22. All the’ data collected in a particular study are referred t_o as the’
a. inference
b. variable
c. data set
d. None of these alternatives is correct.
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

23. Another name fo’r "observations" is
a. views
b. variables
c. cases
d. None of these alternatives is correct.
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

24. Quantitative data
a. are always nonnumeric
b. may be either numeric or nonnumeric
c. are always numeric
d. None of these alternatives is correct.
ANSWER: C POINTS: 1 THEME: Descriptive Statistics

25. In a questionnaire, respondents are asked t_o mark their gender as male or female. Gender is an example of a
a. categorical variable
b. quantitative variable
c. categorical or quantitative variable, depending
on how the’ respondents answered the’ ques-