| Importance M (SD) | Competence M (SD) | Task value M (SD) | ||||
| t1 | t2 | t1 | t2 | t1 | t2 | |
| Intervention group | 6.34 (0.62) | 6.59 (0.51) | 4.69 (1.10) | 5.23 (1.02) | 5.38 (1.08) | 6.16 (0.71) |
| Comparison group | 6.23 (0.74) | 6.12 (0.82) | 4.94 (1.06) | 4.94 (1.03) | 4.40 (1.39) | 4.40 (1.34) |