An IEA-ETS Research Institute Journal
Table 10 Differences between average p-values for NT items and T items in TIMSS Advanced 2015 mathematics
Country | Difference NT–T, mathematics (%) |
|---|---|
Norway | − 2.14 |
Sweden | − 1.83 |
USA | 5.82 |
Russia | 3.46 |
France | 9.74 |
Slovenia | 8.57 |
Portugal | 10.11 |