Central Carolina Hospital has the following data representing weight in pounds at birth of 200 premature babies.
| Class | Frequency |
| 0.5–0.9 | 10 |
| 1.0–1.4 | 19 |
| 1.5–1.9 | 24 |
| 2.0–2.4 | 27 |
| 2.5–2.9 | 29 |
| 3.0–3.4 | 34 |
| 3.5–3.9 | 40 |
| 4.0–4.4 | 17 |
Construct an ogive that will help you answer these questions:
- What was the approximate middle value in the original data set?
- If premature babies under 3.0 pounds are normally kept in an incubator for several days as a precaution, about what percentage of Central’s premature babies will need an incubator?
Solutions
