Foydalanilgan adabiyotlar ro‘yxati:
1. TIMSS 2019 Assessment Frameworks. TIMSS&PIRLS International Study
Center, Lynch School of Education, Boston College and International Association for the
Evaluation of Educational Achievement (IEA), 2017. p.30.
2. TIMSS 2011 User Guide for the International Database. Released items. Science
– Fourth Grade. IEA. p.6,7, 44.
3. TIMSS 2015 International results in science. TIMSS&PIRLS International
Study
Center,
Lynch
School
of Education,
Boston
College
and
IEA.
http://timss2015.org/timss-2015/science/performance-at-international-benchmarks/
Do'stlaringiz bilan baham: |