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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
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Talbot, Robert M.; Briggs, Derek C. – Measurement: Interdisciplinary Research and Perspectives, 2007
At the core of the argument-based approach to test validation as it has been presented by Kane (1992, 2004, 2006) is a relatively simple premise: test validity is demonstrated by linking the score that is observed from a test instrument to the use of that score for some subsequent inference. Details, however, are not so simple: How does one craft…
Descriptors: Test Validity, Inferences, Knowledge Base for Teaching, Mathematics Education