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Download full textMikeska, Jamie N.; Kurzum, Christopher; Steinberg, Jonathan H.; Xu, Jun – ETS Research Report Series, 2018
The purpose of this report is to examine the performance of assessment items designed to measure elementary teachers' content knowledge for teaching (CKT) science as part of the ETS® Educator Series. The Elementary Education: CKT Science assessment is 1 component of licensure examination through the PRAXIS® assessments. The Elementary Education:…
Descriptors: Elementary School Teachers, Pedagogical Content Knowledge, Elementary School Science, Preservice Teachers
Oltman, Philip K. – 1994
The possibility exists that some people might be at a disadvantage in registering their responses to a computerized test if mouse manipulation were complicated. This would be of particular concern if some groups were differentially affected by the complexity of manipulation. This study analyzed data from a pilot test conducted in 1991 for the…
Descriptors: Computer Assisted Testing, Computer Literacy, Difficulty Level, Individual Differences
Sheehan, Kathleen; Mislevy, Robert J. – 1994
The operating characteristics of 114 mathematics pretest items from the Praxis I: Computer Based Test were analyzed in terms of item attributes and test developers' judgments of item difficulty. Item operating characteristics were defined as the difficulty, discrimination, and asymptote parameters of a three parameter logistic item response theory…
Descriptors: Basic Skills, Computer Assisted Testing, Difficulty Level, Educational Assessment
