| Value |
Category |
| 1 |
1. Always |
| 2 |
2. Usually |
| 3 |
3. Often |
| 4 |
4. Seldom |
| 5 |
5. Never |
| 7 |
7. Did not receive homework |
| 99 |
99. don't know |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.