| Country | Country: United States |
|---|---|
| GDP per capita | 41.409 |
| Context details | Schools from eleven states; 3 school were urban schools, 4 suburban and 4 rural |
| Age | Grade 9 |
| Implementation year | 1994 |
|---|---|
| Implementer | Government |
| Duration (months) | 9 |
| Cost | N/A |
| Intervention details | Teachers were trained in a 2-week training for implementation of the new math curriculum; 36 schools participated |
| Evaluation design | Differences-in-differences |
|---|---|
| Cluster definition | Individual |
| Sample | Outcome | Test | Source Table | Observations | Statistics on Effects |
|---|---|---|---|---|---|
| Grade 9 | Math | ITED Quantitative Thinking | N/A | 1050 | YT0: 258.30; YC0: 258.30; YT1: 266.00; YC0: 257.10; SDC0: 36.10; SDC1: 46.20; NT1: 525 NC1: 525 |