Estimating Item and Ability Parameters in Homogeneous Tests with the Person Characteristic Function.

Carroll, John B.

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Peer reviewed

ERIC Number: EJ419327

Record Type: Journal

Publication Date: 1990

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ISSN: ISSN-0146-6216

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Estimating Item and Ability Parameters in Homogeneous Tests with the Person Characteristic Function.

Carroll, John B.

Applied Psychological Measurement, v14 n2 p109-25 Jun 1990

Using Monte Carlo methods, with item response data generated for a variety of test characteristics, procedures are developed for estimating item and ability parameters in homogeneous, unidimensional tests with person characteristic functions for different levels of the total raw score distribution. (SLD)

Descriptors: Cognitive Ability, Cognitive Tests, Estimation (Mathematics), Item Response Theory, Monte Carlo Methods, Statistical Analysis

Publication Type: Journal Articles; Reports - Evaluative

Education Level: N/A

Audience: N/A

Language: English

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