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Taking the missing propensity into account when estimating competence scores: evaluation of item response theiry models for nonignorable omissions. /

KOHLER, Carmen

Taking the missing propensity into account when estimating competence scores: evaluation of item response theiry models for nonignorable omissions. / KOHLER, Carmen, Steffi Pohl, and Claus H. Carstensen - SAGE 2015 - Vol. 75 No. 5 p 850-874 - Educational psychological measurement .

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