| Norwegian data | Romanian data | ||||||||
N | Min. | Max. | Mean | Std. D | N | Min. | Max. | Mean | Std. D | |
Age | 8455 | 12 | 21 | 14.93 | 1.84 | 2639 | 11 | 20 | 14.72 | 1.78 |
Sex (girl as 1) | 8424 | 0 | 1 | 0.50 | 0.50 | 2681 | 0 | 1 | 0.54 | 0.50 |
Immigrant or minority as 1 | 8230 | 0 | 1 | 0.07 | 0.25 | 2653 | 0 | 1 | 0.11 | 0.31 |
Mother’s education attainment | 6598 | 1 | 3 | 2.36 | 0.61 | 2224 | 1 | 3 | 2.17 | 0.63 |
Father’s education attainment | 6596 | 1 | 3 | 2.28 | 0.63 | 2186 | 1 | 3 | 2.19 | 0.60 |
Average grades | 6853 | 0 | 6 | 3.83 | 0.85 | 2679 | 1 | 7 | 5.02 | 1.35 |
Parents always know my where about | 8329 | 1 | 5 | 4.22 | 0.89 | 2673 | 1 | 4 | 3.17 | 0.97 |
My parents know my friends well | 8343 | 1 | 5 | 4.09 | 0.92 | 2337 | 0 | 1 | 0.90 | 0.31 |
I had quarrel(s) with a teacher | 8243 | 1 | 6 | 1.32 | 0.75 | 2589 | 0 | 1 | 0.14 | 0.34 |
I was sent to the principal for bad deeds | 8224 | 1 | 6 | 1.23 | 0.66 | 2599 | 0 | 1 | 0.05 | 0.22 |
It is easy to make friends | 8350 | 1 | 4 | 3.35 | 0.77 | 2678 | 0 | 1 | 0.65 | 0.48 |
I feel accepted by peers | 8351 | 1 | 5 | 4.67 | 0.74 | 2676 | 0 | 1 | 0.76 | 0.42 |
I was never bullied by peers | 8187 | 1 | 4 | 3.33 | 0.67 | 2682 | 0 | 1 | 0.84 | 0.37 |