Table 17 Regression results, focus on race/ethnicity (β, p)
| Â | General engin. Self-efficacy | Tinkering self-efficacy | Eng. design Self-efficacy | Eng. academic engagement | Teamwork skills |
|---|---|---|---|---|---|
Treatment condition (non-enrolled as ref.) | 0.05 | 0.28 | 0.71*** | 0.11 | − 0.30 t |
Race/ethnicity (White/Cauc. as ref.) | Â | Â | Â | Â | Â |
 API | 0.08 | 0.01 | 0.07 | − 0.02 | − 0.55** |
 AABHL | − 0.22 | 0.05 | 0.20 | 0.53 t | − 0.40t |
 Multiracial/Other | − 0.54 | 2.01** | 2.05** | 0.99 | 0.40 |
Interactions | Â | Â | Â | Â | Â |
 Treatment*API | − 0.09 | 0.18 | 0.05 | 0.00 | 0.78** |
 Treatment*AABHL | − 0.09 | 0.09 | − 0.14 | − 0.36 | 0.50 t |
Intercept | 5.12*** | 4.89*** | 4.88*** | 5.26*** | 4.48*** |
R-square | 0.02 | 0.05 | 0.15 | 0.02 | 0.04 |
F | 0.74 | 2.11 (t) | 7.08*** | 0.87 | 1.88 (t) |
DF | 6.00 | 6.00 | 6.00 | 6.00 | 6.00 |
N | 249.00 | 249.00 | 249.00 | 249.00 | 249.00 |