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Investigation of a Multistage Adaptive Test Based on Test Assembly Methods
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Ebru Dogruöz; Hülya Kelecioglu – International Journal of Assessment Tools in Education, 2024
In this research, multistage adaptive tests (MST) were compared according to sample size, panel pattern and module length for top-down and bottom-up test assembly methods. Within the scope of the research, data from PISA 2015 were used and simulation studies were conducted according to the parameters estimated from these data. Analysis results for…
Descriptors: Adaptive Testing, Test Construction, Foreign Countries, Achievement Tests
Examining the Impact of Violations of Local Item Independence Assumption on Test Equating Methods
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Mehmet Fatih Doguyurt; Seref Tan – International Journal of Assessment Tools in Education, 2025
This study investigates the impact of violating the local item independence assumption by loading certain items onto a second dimension on test equating errors in unidimensional and dichotomous tests. The research was designed as a simulation study, using data generated based on the PISA 2018 mathematics exam. Analyses were conducted under 36…
Descriptors: Equated Scores, Test Items, Mathematics Tests, International Assessment