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Lee, Young-Sun; Park, Yoon Soo; Taylan, Didem – International Journal of Testing, 2011
Studies of international mathematics achievement such as the Trends in Mathematics and Science Study (TIMSS) have employed classical test theory and item response theory to rank individuals within a latent ability continuum. Although these approaches have provided insights into comparisons between countries, they have yet to examine how specific…
Descriptors: Mathematics Achievement, Achievement Tests, Models, Cognitive Measurement