1. Psy302 Quantitative Methods
Quiz Chapter Two

3. 1. State the type of graphical display for Graph A and Graph B.
A is a bar chart; B is a histogram.
B is a bar chart; A is a histogram.
Both graphs are bar charts.
Both graphs are histograms.

4. Psy302 Quantitative Methods
QUIZ CHAPTER TWO

5. 1. State the type of graphical display for Graph A and Graph B.
A is a bar chart; B is a histogram.
B is a bar chart; A is a histogram.
Both graphs are bar charts.
Both graphs are histograms.

6. 2. Which of the following is a type of graphical display used to summarize qualitative, discrete data?
bar chart
pie chart
histogram
both A and B

7. 2. Which of the following is a type of graphical display used to summarize qualitative, discrete data?
bar chart
pie chart
histogram
both A and B

8. 3. A researcher records the number of children at a local school from single-, divorced-, and married-parent homes. This frequency data would be best displayed as a
bar chart
scatter plot
histogram
frequency polygon
b & c

9. 3. A researcher records the number of children at a local school from single-, divorced-, and married-parent homes. This frequency data would be best displayed as a
bar chart
scatter plot
histogram
frequency polygon
b & c

10. bar chart scatter plot histogram pie chart b & c
4. A researcher measures the weight (in ounces) of newborn infants in the month of March. What type of graphical display would be most appropriate for summarizing the frequency of infants falling into different intervals of weight?
bar chart
scatter plot
histogram
pie chart
b & c

11. bar chart scatter plot histogram pie chart b & c
4. A researcher measures the weight (in ounces) of newborn infants in the month of March. What type of graphical display would be most appropriate for summarizing the frequency of infants falling into different intervals of weight?
bar chart
scatter plot
histogram
pie chart
b & c

12. bar charts scatter plots histograms pie charts b & d
5. Frequency polygons are don’t-and-line graphs used to summarize the same types of data as:
bar charts
scatter plots
histograms
pie charts
b & d

13. bar charts scatter plots histograms pie charts b & d
5. Frequency polygons are don’t-and-line graphs used to summarize the same types of data as:
bar charts
scatter plots
histograms
pie charts
b & d

14. bar charts scatter plots histograms pie charts c & d
6. _____ are used to summarize the relationships between two variables.
bar charts
scatter plots
histograms
pie charts
c & d

15. 7. The chart on the right is an example of a(n):
bar chart
scatter plot
histogram
pie chart
ogive

16. 7. The chart on the right is an example of a(n):
bar chart
scatter plot
histogram
pie chart
ogive

17. 8. Histograms are constructed by placing the ___ along the horizontal of x axis.
intervals
frequencies
raw data
counts
all of the above

18. 8. Histograms are constructed by placing the ___ along the horizontal of x axis.
intervals
frequencies
raw data
counts
all of the above

19. 9. Ogives are dot-and-line graphs used to summarize:
categorical data
nominal data
cumulative percents
qualitative data
all of the above

20. 9. Ogives are dot-and-line graphs used to summarize:
categorical data
nominal data
cumulative percents
qualitative data
all of the above

21. 10. ______ summarize how often scores occur in a data set.
frequency distributions
null hypotheses
sums of squares
parameters
scales of measurement

22. 10. ______ summarize how often scores occur in a data set.
frequency distributions
null hypotheses
sums of squares
parameters
scales of measurement

23. The End