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Psychology Themes and Variations Briefer Edition International Edition 8th Edition by Wayne Weiten - Test Bank £24.49
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Psychology Themes and Variations Briefer Edition International Edition 8th Edition by Wayne Weiten - Test Bank
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  • October 12, 2023
  • 712
  • 2023/2024
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,Appendix B Statistical Methods


MULTIPLE CHOICE

1. The use of mathematics to organize, summarize and interpret numerical data is known as
a. statistical significance.
b. standard deviation.
c. statistics.
d. variability.
ANS: C REF: p. A-7 OBJ: B.1 KEY: Factual

2. Before you construct a histogram you need to
a. calculate an inferential statistic.
b. calculate a correlation.
c. create a frequency distribution.
d. create a series of percentile ranks.
ANS: C REF: p. A-7 OBJ: B.1 KEY: Applied

3. Toshi has collected data for her research. She wants to create an orderly arrangement of scores that would
indicate the frequency of each score; she would be MOST likely to use a
a. scatterplot.
b. frequency distribution.
c. histogram.
d. frequency polygon.

ANS: B REF: p. A-7 OBJ: B.1 KEY: Applied

4. Dr. Trane wants to create a line figure to present her data that would indicate the frequency of each score. Dr.
Trane will be MOST likely to use a
a. scatterplot.
b. frequency distribution.
c. histogram.
d. frequency polygon.

ANS: D REF: p. A-7 OBJ: B.1 KEY: Conceptual

5. In both bar graphs and frequency polygons, the horizontal axis is typically used to indicate
a. all the possible scores in a data set.
b. the frequency of each score in a data set.
c. the average scores for the entire data set.
d. the strength of the correlation among the scores in a data set.
ANS: A REF: p. A-7 OBJ: B.1 KEY: Factual

6. Your psychology professor wants to organize and summarize the scores on the first psychology test; which type
of statistics is your professor MOST likely to use?
a. descriptive statistics
b. inferential statistics
c. correlational statistics
d. significant statistics

ANS: A REF: p. A-7 OBJ: B.1 KEY: Conceptual



690

, Appendix B Statistical Methods
7. Researchers use statistics to do all of the following EXCEPT
a. to interpret numerical data.
b. to collect numerical data.
c. to summarize numerical data.
d. to organize numerical data.
ANS: B REF: p. A-7 OBJ: B.1 KEY: Factual

8. A table that uses an organized arrangement to indicate how frequently each score or group of scores occurs in a
set of data is a
a. frequency polygon.
b. histogram.
c. frequency distribution.
d. frequency table.

ANS: C REF: p. A-7 OBJ: B.1 KEY: Factual

9. Techniques to graphically represent the frequency of scores in a set of data include
a. histograms and frequency polygons.
b. frequency distributions and frequency polygons.
c. frequency distributions and scatter diagrams.
d. histograms and scatter diagrams.
ANS: A REF: p. A-7 OBJ: B.1 KEY: Factual

10. A histogram is a
a. graph that represents a symmetrical or bell-shaped curve.
b. bar graph that presents data from a frequency distribution.
c. line figure that presents data from a frequency distribution.
d. graph in which paired scores for each subject are plotted as single points.
ANS: B REF: p. A-7 OBJ: B.1 KEY: Factual

11. A frequency polygon is a
a. graph that represents a symmetrical or bell-shaped curve.
b. bar graph that presents data from a frequency distribution.
c. line figure that presents data from a frequency distribution.
d. graph in which paired scores for each subject are plotted as single points.
ANS: C REF: p. A-7 OBJ: B.1 KEY: Factual

12. Histograms and frequency polygons typically list possible scores on the ____ and indicate frequency of the
scores on the ____.
a. horizontal axis; vertical axis
b. vertical axis; horizontal axis
c. left side; right side
d. right side; left side

ANS: A REF: p. A-7 OBJ: B.1 KEY: Factual




2

, Appendix B Statistical Methods

13. The use of statistics to organize and summarize data BEST describes the purpose of
a. normal statistics
b. correlational statistics
c. inferential statistics
d. descriptive statistics
ANS: D REF: p. A-7 OBJ: B.1 KEY: Factual

14. Stefan has collected a large amount of data in a study designed to test the effectiveness of a new drug meant to
slow the progression of Alzheimer’s disease. To organize and summarize his data, which type of statistics would
he use?
a. descriptive statistics
b. correlational statistics
c. normal statistics
d. inferential statistics
ANS: A REF: p. A-7 OBJ: B.1 KEY: Applied

15. Which measure of central tendency is obtained by adding all the scores and dividing that total by the number of
scores?
a. mode
b. median
c. mean
d. range

ANS: C REF: p. A-8 OBJ: B.2 KEY: Conceptual

16. The three measures of central tendency tend to converge in a
a. symmetrical distribution.
b. asymmetrical distribution.
c. positively skewed distribution.
d. negatively skewed distribution.
ANS: A REF: p. A-8 OBJ: B.2 KEY: Applied

17. Scores pile up at the low end of the scale in
a. a negatively skewed distribution.
b. a positively skewed distribution.
c. any skewed distribution.
d. a normal distribution.
ANS: B REF: p. A-8 OBJ: B.2 KEY: Factual

18. Professor Latimore gives an exam that turns out to be exceptionally easy and everyone does well, yielding a
a. normal distribution.
b. negatively skewed distribution.
c. positively skewed distribution.
d. bimodal distribution.
ANS: B REF: p. A-8 OBJ: B.2 KEY: Applied




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