Twenty-five students completed a questionnaire that measured their attitudes toward interpersonal violence. Respondents who scored high believed that a person could legitimately use physical force against another person in many situations. Respondents who scored low believed that the use of violence could be justified in few or no situations.
a. Construct a frequency distribution to display this data.
b. What are the midpoints of the class intervals?
c. Add columns to the table to display the percentage distribution, cumulative frequency, and cumulative percentage.
d. Construct a histogram and a frequency polygon to display these data.
e. Write a paragraph summarizing this distribution of scores.