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Using population invariance as a criterion to evaluate equating relationship for college basic academic subject examination
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The study investigates population invariance of equating functions in situations where equating samples are considerably unequal in size. Using an ...
Test taking motivation and item performance
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The effect of test taking motivation on item performance is tested. The study proposes that 1) the item performance difference between high and low ...
Interactive DIF detection by HLM : does interacted DIF matter?
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Differential Item Functioning (DIF) is a test bias that describes the phenomena which measures the same performance level differently because they are ...
A comparison of kernel equating and item response theory true score equating
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This study compares the accuracy of NEAT-design IRT true score equating (TIRT) and kernel equating (KE) in different conditions. The relative accuracy ...
Academic motivation, mathematics achievement, and the school context : building achievement models using TIMSS 2003
(University of Missouri--Columbia, 2008)
Using the TIMSS 2003 data, this study built mathematics achievement models of eighth-graders in four selected countries: the United States, the Russian Federation, Singapore and South Africa. Students' motivational beliefs, ...
Estimating reliability under a generalizability theory model for writing scores in C-base
(University of Missouri--Columbia, 2005)
Reliability appraisal is important in test development and for test use. This paper appraises the reliability of the writing scores in College Basic Academic Subjects Examination (College BASE) by both the traditional and ...
Bayesian analysis of hierarchical IRT models: comparing and combining the unidimensional & multi-unidimensional IRT models
(University of Missouri--Columbia, 2005)
As item response theory models gain increased popularity in large scale educational and measurement testing situations, many studies have been conducted on the development and applications of unidimensional and multidimensional ...