The equivalence of two methods of parameter estimation for the rasch model |
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| Authors: | Larry G. Blackwood Edwin L. Bradley |
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| Affiliation: | (1) Department of Biostatistics and Biomathematics, University of Alabama at Birmingham, USA;(2) EG&G Idaho, Inc., PO Box 1625, 83415 Idaho Falls, ID |
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| Abstract: | ![]()
Two methods of estimating parameters in the Rasch model are compared. It is shown that estimates for a certain loglinear model for the score × item × response table are equivalent to the unconditional maximum likelihood estimates for the Rasch model. |
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| Keywords: | Rasch model contingency table latent trait theory item response theory |
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