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Allen, Sally; Sudweeks, Richard R. – 2001
A study was conducted to identify local item dependence (LID) in the context-dependent item sets used in an examination prepared for use in an introductory university physics class and to assess the effects of LID on estimates of the reliability and standard error of measurement. Test scores were obtained for 487 students in the physics class. The…
Descriptors: College Students, Error of Measurement, Higher Education, Physics
Ramlo, Susan – 2002
The Force and Motion Conceptual Evaluation (FMCE) is a multiple-choice test that has been used to evaluate physics instruction. However, the validity and reliability estimates have not been determined in a way a social scientist would expect. Few psychometric data were used to estimate the validity and reliability of the FMCE instrument. This…
Descriptors: College Students, Concept Teaching, Force, Higher Education
VanLehn, Kurt – 2001
Olae is a computer system for assessing student knowledge of physics, and Newtonian mechanics in particular, using performance data collected while students solve complex problems. Although originally designed as a stand-alone system, it has also been used as part of the Andes intelligent tutoring system. Like many other performance assessment…
Descriptors: Bayesian Statistics, Computer Assisted Testing, Intelligent Tutoring Systems, Knowledge Level