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Distributional Projections: A Practical Application of the Rasch Model.

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Phillips, Gary W.; Huynh, Huynh – 1985

A procedure which may be used to project the frequency distribution of one test onto that of another test is described and illustrated. The procedure is useful when a test developer wishes to construct an alternate form with preferred distributional characteristics. For example, the test developer may wish to construct a new test form with a…

Descriptors: Achievement Tests, Elementary Secondary Education, Item Analysis, Item Banks