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An Inventory for Measuring Student Teachers' Knowledge of Chemical Representations: Design, Validation, and Psychometric Analysis
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Taskin, V.; Bernholt, S.; Parchmann, I. – Chemistry Education Research and Practice, 2015
Chemical representations play an important role in helping learners to understand chemical contents. Thus, dealing with chemical representations is a necessity for learning chemistry, but at the same time, it presents a great challenge to learners. Due to this great challenge, it is not surprising that numerous national and international studies…
Descriptors: Student Teachers, Knowledge Level, Science Instruction, Chemistry
An Examination of the Flynn Effect in the National Intelligence Test in Estonia
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Shiu, William – ProQuest LLC, 2012
This study examined the Flynn Effect (FE; i.e., the rise in IQ scores over time) in Estonia from Scale B of the National Intelligence Test using both classical test theory (CTT) and item response theory (IRT) methods. Secondary data from two cohorts (1934, n = 890 and 2006, n = 913) of students were analyzed, using both classical test theory (CTT)…
Descriptors: Foreign Countries, Intelligence Tests, Intelligence Quotient, Change
Evidence and Inference in Educational Assessment.
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Mislevy, Robert J. – Psychometrika, 1994
Educational assessment concerns inference about student knowledge, skills, and accomplishments. Test theory has evolved in part to address questions of weight, coverage, and import of data. Resulting concepts and techniques can be viewed as applications of more general principles for inference in the presence of uncertainty. (SLD)
Descriptors: Bayesian Statistics, Cognitive Psychology, Educational Assessment, Inferences