| Variable | Mean | SD | Min | Max | Sources |
|---|---|---|---|---|---|
| School performance | 37.19 | 16.46 | 2.11 | 99.03 | Archival data |
| Perceptual incongruence | 0.45 | 0.30 | 0 | 1.67 | Parent and personnel survey |
| Parental involvement | 2.01 | 0.24 | 1.10 | 4 | Parent survey |
| AP test | 0.41 | 0.23 | 0.01 | 1 | Archival data |
| School size | 1,410.29 | 667.90 | 84 | 3,998 | Archival data |