An IERI – International Educational Research Institute Journal
From: The dependence on mathematical theory in TIMSS, PISA and TIMSS Advanced test items and its relation to student achievement
PISA math 2012
TIMSS grade 8 math 2011
T/NT classification
88.2% [97.6%] (.82)
78.8% [92.6%] (.76)
F/NF classification
77.6% [90.6%] (.74)
65.4% [86.6%] (.65)