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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