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Gateways to Psychology An Introduction to Mind & Behavior, International Edition 13th Edition by Dennis Coon - Test Bank
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Test Bank For Gateways to Psychology An Introduction to Mind & Behavior, International Edition 13th Edition by Dennis Coon

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,Appendix a—Statistics for Psychology


MULTIPLE CHOICE

1. Which type of statistics are used to summarize large amounts of data so that they become more
meaningful and easier to communicate to others?
a. descriptive
b. inferential
c. nominal
d. ordinal

ANS: A PTS: 1 DIF: Moderate REF: Why Numbers?
OBJ: A.1.1 KEY: Fact

2. Which type of statistics are used for decision-making, for generalizing from small samples, and for
drawing conclusions?
a. descriptive
b. inferential
c. nominal
d. ordinal

ANS: B PTS: 1 DIF: Moderate REF: Why Numbers?
OBJ: A.1.1 KEY: Fact

3. Inferential statistics are used to
a. “boil down” numbers.
b. summarize numbers.
c. calculate measures of central tendency.
d. generalize from small samples.

ANS: D PTS: 1 DIF: Difficult REF: Why Numbers?
OBJ: A.1.1 KEY: Fact

4. A psychologist concludes his method would be effective for teaching math to all third graders on the
basis of testing it on a selected group of third graders with a control group for comparison. He is
making use of
a. descriptive statistics.
b. correlations.
c. inferential statistics.
d. z-scores.

ANS: C PTS: 1 DIF: Difficult REF: Why Numbers?
OBJ: A.1.1 KEY: Application

5. Jan is summarizing numerical data by finding the mean, median, and mode for this set of data.
She is most likely using __________ statistics.
© 2013 Cengage Learning. All Rights Reserved. This edition is intended for use outside of the U.S. only, with content that may be different
from the U.S. Edition. May not be scanned, copied, duplicated, or posted to a publicly accessible website, in whole or in part.

, a. descriptive
b. ordinal
c. inferential
d. nominal

ANS: A PTS: 1 DIF: Difficult REF: Why Numbers?
OBJ: A.1.1 KEY: Application MSC: * (New Question)

6. In order to make decisions regarding the best reading program to use, Hope will be
generalizing from the results of small samples of students. Hope is using __________
statistics.
a. descriptive
b. ordinal
c. inferential
d. nominal

ANS: C PTS: 1 DIF: Difficult REF: Why Numbers?
OBJ: A.1.1 KEY: Application MSC: * (New Question)

7. Regarding statistics, which of the following statements is FALSE?
a. Statistics help us draw valid conclusions about what we have observed.
b. Statistics bring greater clarity and precision to psychological thought and research.
c. There are two major types of statistics: frequency and graphical.
d. Psychologists use statistics because they often have to base decisions on a limited amount
of data.

ANS: C PTS: 1 DIF: Moderate
REF: Why Numbers? | Descriptive Statistics-Psychology by the Numbers
OBJ: A.1.1 KEY: Concept

8. After administering a unit test to her psychology students, a college professor calculates the mean and
range for this test in order to better understand the performance of her students on the material in this
unit. This professor is using __________statistics.
a. descriptive
b. inferential
c. nominal
d. ordinal

ANS: A PTS: 1 DIF: Difficult
REF: Why Numbers? | Descriptive Statistics-Psychology by the Numbers
OBJ: A.1.1 KEY: Application

9. Descriptive statistics are helpful in doing all of the following EXCEPT
a. making numerical information more meaningful.
b. communicating numerical data to other people.
c. drawing conclusions from small samples.
d. summarizing large amounts of data.
© 2013 Cengage Learning. All Rights Reserved. This edition is intended for use outside of the U.S. only, with content that may be different
from the U.S. Edition. May not be scanned, copied, duplicated, or posted to a publicly accessible website, in whole or in part.

, ANS: C PTS: 1 DIF: Difficult
REF: Why Numbers? | Descriptive Statistics-Psychology by the Numbers
OBJ: A.1.1 KEY: Concept

10. Graphical statistics, measures of central tendency, and measures of variability are the three basic types
of __________statistics.
a. nominal
b. inferential
c. descriptive
d. ordinal

ANS: C PTS: 1 DIF: Moderate
REF: Descriptive Statistics-Psychology by the Numbers OBJ: A.1.1
KEY: Fact MSC: www

11. Which of the following is NOT one of the three types of descriptive statistics?
a. graphical statistics
b. inferential statistics
c. measures of central tendency
d. measures of variability

ANS: B PTS: 1 DIF: Moderate
REF: Descriptive Statistics-Psychology by the Numbers OBJ: A.1.1
KEY: Fact

12. Graphical statistics fall into the category of
a. nominal scales.
b. ordinal scales.
c. descriptive statistics.
d. inferential statistics.

ANS: C PTS: 1 DIF: Moderate
REF: Descriptive Statistics-Psychology by the Numbers OBJ: A.1.1
KEY: Fact

13. Melissa is using the three measures of central tendency, which is a type of
a. nominal scale.
b. ordinal scale.
c. descriptive statistic.
d. inferential statistic.

ANS: C PTS: 1 DIF: Moderate
REF: Descriptive Statistics-Psychology by the Numbers OBJ: A.1.1
KEY: Application MSC: * (New Question)

14. Measures of variability belong to which of the following?

© 2013 Cengage Learning. All Rights Reserved. This edition is intended for use outside of the U.S. only, with content that may be different
from the U.S. Edition. May not be scanned, copied, duplicated, or posted to a publicly accessible website, in whole or in part.

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