Publisher: Cambridge University Press
E-ISSN: 1988-2904|15|1|424-441
ISSN: 1138-7416
Source: Spanish Journal of Psychology, Vol.15, Iss.1, 2012-03, pp. : 424-441
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Abstract
This paper describes several simulation studies that examine the effects of capitalization on chance in the selection of items and the ability estimation in CAT, employing the 3-parameter logistic model. In order to generate different estimation errors for the item parameters, the calibration sample size was manipulated (
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