Section 2.3 Homework

4.  The graph to the right compares teaching salaries of women and men at private colleges and universities. What impression does the graph​ create? Does the graph depict the data​ fairly? If​ not, construct a graph that depicts the data fairly.

What impression does the graph​ create?

1. The graph creates the impression that men and women have approximately the same salaries.
2. The graph creates the impression that men have salaries that are more than twice the salaries of women.
3. The graph creates the impression that women have salaries that are slightly higher than that of men.
4. The graph creates the impression that men have salaries that are slightly higher than that of women.

Does the graph depict the data​ fairly?

1. No, because the data are​ two-dimensional measurements.
2. Yes, because the bars accurately represent each average.
3. No, because the vertical scale does not start at zero.
4. Yes, because the vertical scale is appropriate for the data.

If the graph does not depict the data​ fairly, which graph below​ does?