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Yip, Chi Kwong; Man, David W. K. – International Journal of Rehabilitation Research, 2009
This study investigates the validity of a newly developed computerized cognitive assessment system (CCAS) that is equipped with rich multimedia to generate simulated testing situations and considers both test item difficulty and the test taker's ability. It is also hypothesized that better predictive validity of the CCAS in self-care of persons…
Descriptors: Test Items, Content Validity, Predictive Validity, Patients
Gonzalez-Tamayo, Eulogio – 1987
The agreement between the Educational Testing Service (ETS) and the Golden Rule Insurance Company of Illinois is interpreted as setting the general principles on which items must be selected to be included in a licensure test. These principles put a limit to the difficulty level of any item, and they also limit the size of the difference in…
Descriptors: Analysis of Variance, Content Validity, Difficulty Level, Item Analysis