Essentials of Modern Business Statistics with Microsoft Excel 6th Edition by David R. Anderson - Test Bank

,Chapter 1 - Data and Statistics
Multiple Choice

1. Which of the following is an example of quantitative data?
a. the player’s number on a baseball uniform
b. the serial number on a one-dollar bill
c. the part number of an inventory item
d. the number of people in a waiting line
ANSWER: d
POINTS: 1

2. Which of the following is not an example of descriptive statistics?
a. a histogram depicting the age distribution for 30 randomly selected students
b. an estimate of the number of Alaska residents who have visited Canada
c. a table summarizing the data collected in a sample of new-car buyers
d. the proportion of mailed-out questionnaires that were returned
ANSWER: b
POINTS: 1

3. Which of the following is an example of categorical data?
a. social security number
b. score on a multiple-choice exam
c. height, in meters, of a diving board
d. number of square feet of carpet
ANSWER: a
POINTS: 1

4. The number observations in a complete data set having 10 elements and 5 variables is
a. 5
b. 10
c. 25
d. 50
ANSWER: b
POINTS: 1

5. Facts and figures that are collected, analyzed and summarized for presentation and interpretation are
a. data
b. variables
c. elements
d. Both variables and elements are correct.
ANSWER: a
POINTS: 1

6. The entities on which data are collected are
a. elements
b. populations
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,Chapter 1 - Data and Statistics
c. sets
d. samples
ANSWER: a
POINTS: 1

7. The set of measurements collected for a particular element is (are) called
a. census
b. variables
c. observations
d. samples
ANSWER: c
POINTS: 1

8. A characteristic of interest for the elements is called a(n)
a. sample
b. data set
c. variable
d. observation
ANSWER: c
POINTS: 1

9. All the data collected in a particular study are referred to as the
a. census
b. inference
c. variable
d. data set
ANSWER: d
POINTS: 1

10. In a data set, the number of observations will always be the same as the number of
a. variables
b. elements
c. data sets
d. data
ANSWER: b
POINTS: 1

11. Which of the following is NOT a scale of measurement?
a. nominal
b. ordinal
c. interval
d. All of these are scales of measurement.
ANSWER: d
POINTS: 1

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, Chapter 1 - Data and Statistics
12. When the data are labels or names used to identify an attribute of the elements, the variable has which scale of
measurement?
a. nominal
b. ordinal
c. interval
d. ratio
ANSWER: a
POINTS: 1

13. When the data are labels or names used to identify an attribute of the elements and the rank of the data is meaningful,
the variable has which scale of measurement?
a. nominal
b. ordinal
c. interval
d. ratio
ANSWER: b
POINTS: 1

14. When the data have the properties of ordinal data and the interval between observations is expressed in terms of a
fixed unit of measure, the variable has which scale of measurement?
a. nominal
b. ordinal
c. interval
d. ratio
ANSWER: c
POINTS: 1

15. When the data have the properties of interval data and the ratio of two values is meaningful, the variable has which
scale of measurement?
a. nominal
b. ordinal
c. interval
d. ratio
ANSWER: d
POINTS: 1

16. Which scale of measurement can be either numeric or nonnumeric?
a. nominal
b. ordinal
c. interval
d. nominal and ordinal
ANSWER: d
POINTS: 1

17. Which of the following variables use the interval scale of measurement?
a. name of stock exchange
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