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Herrmann-Abell, Cari F.; DeBoer, George E. – Chemistry Education Research and Practice, 2011
Distractor-driven multiple-choice assessment items and Rasch modeling were used as diagnostic tools to investigate students' understanding of middle school chemistry ideas. Ninety-one items were developed according to a procedure that ensured content alignment to the targeted standards and construct validity. The items were administered to 13360…
Descriptors: Construct Validity, Chemistry, Misconceptions, Multiple Choice Tests
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Dodick, Jeff; Orion, Nir – Science Education, 2003
There have been few discoveries in geology more important than "deep time"--the understanding that the universe has existed for countless millennia, such that man's existence is confined to the last milliseconds of the metaphorical geological clock. The influence of deep time is felt in a variety of sciences including geology, cosmology,…
Descriptors: Majors (Students), High School Students, Grade 11, Grade 12
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Norris, Stephen P.; Leighton, Jacqueline P.; Phillips, Linda M. – Theory and Research in Education, 2004
Many significant changes in perspective have to take place before efforts to learn the content and capabilities of children's minds can hold much sway in educational testing. The language of testing, especially of high stakes testing, remains firmly in the realm of "behaviors", "performance" and "competency" defined…
Descriptors: High Stakes Tests, Test Construction, Test Items, Educational Testing