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Download full textSaatçioglu, Fatima Münevver; Atar, Hakan Yavuz – Participatory Educational Research, 2020
This study examined the existence of latent classes in TIMSS 2015 data from three countries, Singapure, Turkey and South Africa, were analyzed using Mixture Item Response Theory (MixIRT) models (Rasch, 1PL, 2PL and 3PL) on 18 multiple-choice items in the science subtest. Based on the findings, it was concluded that the data obtained from TIMSS…
Descriptors: Foreign Countries, Item Response Theory, Achievement Tests, International Assessment
Kjoernsli, Marit; Jorde, Doris – 1992
Science assessment has been included with mathematics and language assessment on the international level since the 1970s. This paper discusses techniques of assessment that have been utilized to measure science process skills. The first section discusses the Assessment Performance Unit, a British project with the aim of developing innovative…
Descriptors: Elementary Secondary Education, Evaluation Methods, Foreign Countries, International Studies
