Detecting and Interpreting Local Item Dependence Using a Family of Rasch Models.

Wilson, Mark

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Peer reviewed

ERIC Number: EJ391522

Record Type: Journal

Publication Date: 1988

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Detecting and Interpreting Local Item Dependence Using a Family of Rasch Models.

Wilson, Mark

Applied Psychological Measurement, v12 n4 p353-64 Dec 1988

A method for detecting and interpreting disturbances of the local-independence assumption among items that share common stimulus material or other features is presented. Dichotomous and polytomous Rasch models are used to analyze structure of the learning outcome superitems. (SLD)

Descriptors: Item Analysis, Latent Trait Theory, Mathematical Models, Test Interpretation, Test Items, Testing Problems

Publication Type: Journal Articles; Reports - Evaluative

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Language: English

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