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Warfel, Katherine Ann – 1984
The goal of test design is to devise an instrument that will provide a stable and accurate assessment of student ability in some area. One means of reaching this goal is through the use of latent trait models, which determine the relationship between the unobservable trait or ability and the observable test performance. Three common latent trait…
Descriptors: Educational Research, Item Analysis, Latent Trait Theory, Measurement Techniques
