Test Bank for Basic Business Statistics: Concepts and Applications 14th edition by Mark L. Berenson, David M. Levine, David F. Stephan.

Basic Business Statistics: Concepts and
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Applications – 14th Edition


TEST BANK
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Mark L. Berenson, David M. Levine, Kathryn A. Szabat,

David F. Stephan
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Complete Test Bank for Instructors and
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Students
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© Mark L. Berenson, David M. Levine, Kathryn A. Szabat & David F. Stephan

All rights reserved. Reproduction or distribution without permission is prohibited.
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, Defining and Collecting Data 1-1


CHAPTER 1: DEFINING AND COLLECTING DATA
1. Which of the following is a discrete quantitative (numerical) variable?
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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

ANSWER:
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d
TYPE: MC DIFFICULTY: Easy
KEYWORDS: discrete variable, types of data
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2. 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
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c) The amount of milk in a 2-liter carton.
d) The number of gallons of milk sold at the local grocery store yesterday

ANSWER:
c
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TYPE: MC DIFFICULTY: Easy
KEYWORDS: continuous variable, types of data

3. 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
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period, then X is an example of
a) a categorical variable.
b) a discrete variable.
c) a continuous variable.
d) a statistic.
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ANSWER:
b
TYPE: MC DIFFICULTY: Moderate
KEYWORDS: discrete variable, types of data
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, 1-2 Defining and Collecting Data


4. 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 without rounding,
then X is an example of
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a) a categorical variable.
b) a discrete variable.
c) a continuous variable.
d) a table of random numbers.
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ANSWER:
c
TYPE: MC DIFFICULTY: Moderate
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KEYWORDS: continuous variable, types of data

5. The classification of student class designation (freshman, sophomore, junior, senior) is an
example of
a) a categorical variable.
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b) a discrete variable.
c) a continuous variable.
d) a table of random numbers.

ANSWER:
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a
TYPE: MC DIFFICULTY: Easy
KEYWORDS: categorical variable, types of data

6. The classification of student major (accounting, economics, management, marketing, other) is an
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example of
a) a categorical variable.
b) a discrete variable.
c) a continuous variable.
d) a table of random numbers.
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ANSWER:
a
TYPE: MC DIFFICULTY: Easy
KEYWORDS: categorical variable, types of data
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, Defining and Collecting Data 1-3


7. 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
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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.
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ANSWER:
a
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TYPE: MC DIFFICULTY: Easy
KEYWORDS: categorical variable, types of data

SCENARIO 1-1
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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.

8. Referring to Scenario 1-1, the possible responses to the question "How many Blu-ray players
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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.
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ANSWER:
a
TYPE: MC DIFFICULTY: Easy
KEYWORDS: discrete variable, types of data
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9. Referring to Scenario 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.
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ANSWER:
c
TYPE: MC DIFFICULTY: Easy
KEYWORDS: categorical variable, types of data
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