An IERI – International Educational Research Institute Journal
Construct | WS (N = 149) | non WS (N = 146)a | |||
---|---|---|---|---|---|
M | SD | M | SD | d | |
Covariates for propensity score matching | |||||
Gender (1 = female/0 = male) | 0.55 (0.04) | 0.50 | 0.54 (0.04) | 0.50 | 0.02 |
Immigration background (1 = yes/0 = no) | 0.17 (0.03) | 0.38 | 0.18 (0.04) | 0.39 | − 0.03 |
Index of parental education in years of schooling | 15.73 (0.20) | 2.39 | 15.81 (0.19) | 1.80 | − 0.03 |
Index of parental occupational status | 67.51 (1.42) | 17.13 | 67.17 (1.69) | 18.24 | 0.02 |
Index of cultural possessions at home | 1.06 (0.09) | 1.06 | 0.98 (0.12) | 1.11 | 0.08 |
Analysis variables for mediation modeling | |||||
Inquiry-based science instruction | 0.68 (0.09) | 0.95 | − 0.22 (0.12) | 1.10 | 0.82 |
Enjoyment of science | 0.26 (0.09) | 1.10 | − 0.04 (0.15) | 1.22 | 0.24 |
Interest in broad science topics | 0.53 (0.09) | 0.72 | 0.23 (0.09) | 0.99 | 0.30 |
Science achievement | 503.30 (6.57) | 75.98 | 534.89 (10.12) | 92.96 | -0.32 |