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Table 5 Classification of TIMSS Advanced items using the T/NT dichotomy, in percentages of items

From: The dependence on mathematical theory in TIMSS, PISA and TIMSS Advanced test items and its relation to student achievement

  TA 2015 mathematics (%) TA 2015 physics (%)
Classified as T [using theorem(s)] by at least 3 of 4 scorers 78.6 14.6
Opinions divided (2-2) 2.9 5.8
Classified as NT [not using theorem(s)] by at least 3 of 4 scorers 18.4 79.6