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Survey of Economics 9th Edition by Irvin B. Tucker - Test Bank
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,1. A direct relationship exists when:a. there is no association between two variables.
b. one variable increases and there is no change in the other variable.
c. one variable increases and the other variable increases.
d. one variable increases and the other variable decreases.
ANSWER: c
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJECTIVES: ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: A Direct Relationship
KEYWORDS: Knowledge
OTHER: RE
2. An upward-sloping line or curve is used to illustrate:
a. a direct relationship.
b. an inverse relationship.
c. two unrelated variables.
d. the ceteris paribus assumption.
ANSWER: a
POINTS: 1
DIFFICULTY: Moderate
LEARNING OBJECTIVES: ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: A Direct Relationship
KEYWORDS: Knowledge
OTHER: SA
3. Suppose two variables are directly related. If one variable rises, then the other variable:
a. also rises.
b. falls.
c. remains unchanged.
d. reacts unpredictably.
ANSWER: a
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJECTIVES: ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: A Direct Relationship
KEYWORDS: Knowledge
OTHER: RE
4. Which of the following pairs is the most likely to exhibit a direct relationship?
a. The price of gasoline and the amount of gasoline that people purchase.
b. Cholesterol levels and the likelihood of developing heart disease.
c. Outdoor temperature and heating oil sales.
, d. Annual income and weekly pawn shop visits.
ANSWER: b
POINTS: 1
DIFFICULTY: Moderate
LEARNING OBJECTIVES: ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: A Direct Relationship
KEYWORDS: Comprehension
OTHER: SA
5. A direct relationship is expressed graphically as a:
a. positively sloped line or curve.
b. negatively sloped line or curve.
c. horizontal line.
d. vertical line.
ANSWER: a
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJECTIVES: ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: A Direct Relationship
KEYWORDS: Knowledge
OTHER: RE
6. An inverse relationship exists when:
a. there is no association between two variables.
b. one variable increases and there is no change in the other variable.
c. one variable increases and the other variable increases.
d. one variable increases and the other variable decreases.
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJECTIVES: ECON.16.1A.2 - Generate a graph that reflects an indirect relationship between two
variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: An Inverse Relationship
KEYWORDS: Knowledge
OTHER: RE
7. Which of the following pairs is the most likely to exhibit an inverse relationship?
a. The amount of time you study and your grade point average.
b. People's annual income and their expenditure on personal computers.
c. Baseball players' salaries and their batting averages.
d. The price of a concert and the number of tickets people purchase.
ANSWER: d
POINTS: 1
, DIFFICULTY: Moderate
LEARNING OBJECTIVES: ECON.16.1A.2 - Generate a graph that reflects an indirect relationship between two
variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: An Inverse Relationship
KEYWORDS: Comprehension
OTHER: SA
8. When an inverse relationship is graphed, the resulting line or curve is:
a. horizontal.
b. vertical.
c. upward-sloping.
d. downward-sloping.
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJECTIVES: ECON.16.1A.2 - Generate a graph that reflects an indirect relationship between two
variables.
NATIONAL STANDARDS: United States - Analytic - BB-Legal
TOPICS: An Inverse Relationship
KEYWORDS: Knowledge
OTHER: RE
9. What is used to illustrate an independent relationship between two variables?
a. An upward-sloping curve.
b. A downward-sloping curve.
c. A hill-shaped curve.
d. A horizontal or vertical line.
ANSWER: d
POINTS: 1
DIFFICULTY: Easy
LEARNING OBJE ECON.16.1A.1 - Generate a graph that reflects a direct relationship between two variables.
CTIVES: ECON.16.1A.2 - Generate a graph that reflects an indirect relationship between two variables.
NATIONAL STAN United States - Analytic - BB-Legal
DARDS:
TOPICS: The Slope of a Straight Line
KEYWORDS: Knowledge
OTHER: SA
10. Which of the following is used to illustrate an independent relationship between two variables?
a. An upward-sloping curve
b. A downward-sloping curve
c. A hill-shaped curve
d. A horizontal or vertical line
ANSWER: d
POINTS: 1
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