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Adema, Jos J. | 4 |
van der Linden, Wim J. | 4 |
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van der Linden, Wim J.; Adema, Jos J. – Journal of Educational Measurement, 1998
Proposes an algorithm for the assembly of multiple test forms in which the multiple-form problem is reduced to a series of computationally less intensive two-form problems. Illustrates how the method can be implemented using 0-1 linear programming and gives two examples. (SLD)
Descriptors: Algorithms, Linear Programming, Test Construction, Test Format

Adema, Jos J.; van der Linden, Wim J. – Journal of Educational Statistics, 1989
Two zero-one linear programing models for constructing tests using classical item and test parameters are given. These models are useful, for instance, when classical test theory must serve as an interface between an item response theory-based item banking system and a test constructor unfamiliar with the underlying theory. (TJH)
Descriptors: Algorithms, Computer Assisted Testing, Item Banks, Linear Programing
van der Linden, Wim J.; Adema, Jos J. – 1997
An algorithm for the assembly of multiple test forms is proposed in which the multiple-form problem is reduced to a series of computationally less intensive two-form problems. At each step one form is assembled to its true specifications; the other form is a dummy assembled only to maintain a balance between the quality of the current form and the…
Descriptors: Algorithms, Foreign Countries, Higher Education, Linear Programming
van der Linden, Wim J.; Adema, Jos J. – 1988
Two optimalization models for the construction of tests with a maximal value of coefficient alpha are given. Both models have a linear form and can be solved by using a branch-and-bound algorithm. The first model assumes an item bank calibrated under the Rasch model and can be used, for instance, when classical test theory has to serve as an…
Descriptors: Algorithms, Computer Simulation, Estimation (Mathematics), Foreign Countries