Quiz Chapter Two

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. 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. 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. 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. 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. 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