It has been reported that there has been a change in the type of practice physicians are selecting for their career. In particular, there is concern that there will be a shortage of family practice physicians in future years. The following table contains data on the total number of officebased physicians and the number of those physicians declaring themselves to be family practice physicians. The numbers in the table are given in thousands of physicians. (Source: Statistical Abstract of the United States: 2003)
|
1980 |
1990 |
1995 |
1998 |
1999 |
2000 |
2,001 |
| Family Practice |
47.8 |
57.6 |
59.9 |
65 |
66.2 |
67.5 |
70 |
| Total Office Based Physicians |
271.3 |
359.9 |
427.3 |
468.8 |
473.2 |
490.4 |
514 |
a. Use a bar chart to display the increase in the number of family practice physicians from 1990 to 2002.
b. Calculate the percent of office-based physicians who are family practice physicians and then display this data in a bar chart.
c. Is there a major difference in the trend displayed by the two bar charts?