Use the following data for the next four questions:
Table V
Serum BUN values (mg/dL) from hospital employees at Kettering Medical Center | 15.9 | 22.5 | 9.1 | 16.8 |
| 6.4 | 28.6 | 15.2 | 23.7 |
| 10.3 | 17.0 | 13.8 | 20.5 |
| 7.4 | 25.0 | 4.1 | 18.4 |
| 12.7 | 13.6 | 30.9 | 21.3 |
What are best classes to use for this data?
Please select the single best answer
| 0-5, 5-10, 10-15, 15-20, 20-25, 25-30, 30-35 |
| 0-10, 10-20, 20-30, 30-40 |
| 0-3, 3-6, 6-9, 9-12, 12-15, 15-18, 18-21, 21-24, 24-27, 27-30, 30-33 |
| 4-9, 9-14, 14-19, 19-24, 24-29, 29-34 |