Developing a diagnostic tool within the diagnostic measurement framework is the optimal approach to obtain multidimensional and classification-based feedback on examinees. However, end users may seek to obtain diagnostic feedback from existing item responses to assessments that have been designed under either the classical test theory or item…

The first aim of this study was to develop a computer adaptive EFL test (CALT) that assesses test takers' listening and reading proficiency in English with dichotomous items and polytomous testlets. We reported in detail on the development of the CALT, including item banking, determination of suitable item response theory (IRT) models for item…

The current study, carried out jointly by Test Development and Statistical Analysis staff at Educational Testing Service investigated the feasibility of the Automated Item Selection (AIS) procedure for the Test of English as a Foreign Language (TOEFL). Item-response theory (IRT)-based statistical specifications were developed. Two TOEFL test forms…

Presents a model for testing in individualized adult programs which includes aptitude, placement, achievement, and proficiency measurements. The model calls for measurement of discrete-point knowledge as well as the communicative ability and cultural insights of students. The kind and detail of record-keeping are discussed. (Author/AMH)

After tests are administered, they are scored and the scores are given back to the students. If the real purpose of the test is to improve student learning, simply returning the scores is not sufficient. The first step in evaluating test results is to be sure that the test has tested the intended concepts and content. Calculating the mean and the…