An IERI – International Educational Research Institute Journal
Education system | Reference group | Comparison group | Mean | SE | Mean comparison group | SE comparison group | Mean difference | SE difference | t value difference |
---|---|---|---|---|---|---|---|---|---|
Czech Republic | 1 | 2 | 545 | 4.03 | 557 | 2.03 | 11.64 | 4.00 | 2.91 |
1 | 3 | 545 | 4.03 | 545 | 5.84 | − 0.37 | 7.18 | − 0.05 | |
2 | 3 | 557 | 2.03 | 545 | 5.84 | − 12.01 | 5.76 | − 2.09 | |
Germany | 1 | 2 | 500 | 7.11 | 534 | 2.31 | 34.67 | 7.58 | 4.57 |
1 | 3 | 500 | 7.11 | 512 | 10.60 | 12.31 | 15.11 | 0.81 | |
2 | 3 | 534 | 2.31 | 512 | 10.60 | − 22.36 | 10.73 | − 2.08 | |
Netherlands | 1 | 2 | 498 | 8.66 | 542 | 4.48 | 43.06 | 7.81 | 5.51 |
1 | 3 | 498 | 8.66 | 517 | 9.85 | 18.22 | 13.32 | 1.37 | |
2 | 3 | 542 | 4.48 | 517 | 9.85 | − 24.84 | 9.21 | − 2.70 | |
Switzerland | 1 | 2 | 502 | 6.96 | 533 | 4.53 | 31.11 | 6.23 | 4.99 |
1 | 3 | 502 | 6.96 | 498 | 11.02 | − 3.68 | 10.20 | − 0.36 | |
2 | 3 | 533 | 4.53 | 498 | 11.02 | − 34.78 | 10.69 | − 3.25 |