In 2006 the age distribution for mothers in the United States who had a first child that year was as follows (Martin et al., p. 31):
|
Under 20
|
20 - 24
|
25 - 29
|
30 - 34
|
35 and Over
|
|
20.9%
|
30.6%
|
24.7%
|
15.7%
|
8.1%
|
a. Draw a bar graph to represent the data.
b. Draw a pie chart to represent the data.
c. Explain which picture-bar graph or pie chart-you think is more informative.