Principals and teachers do not use large-scale assessment results because the lack of distinct and reliable subtests prevents identifying strengths and weaknesses of students and instruction, the results arrive too late to be used, and principals and teachers need assistance to use the results to improve instruction so as to improve student…

The estimation accuracy of procedures based on classical test score theory and item response theory (generalized partial credit model) were compared for examinations consisting of multiple-choice and extended-response items. Analysis of British Columbia Scholarship Examination results found an error rate of about 10 percent for both methods, with…

Reliability, factorial complexity, and predictive validity of the Test of Syntactic Abilities Screening Test were determined from the responses of mildly hearing impaired, severely hearing impaired, and profoundly deaf students. Results showed that the test was unifactorial. Use of the total score to discriminate among students is justified.…