A Quadratic Curve Equating Method to Equate the First Three Moments in Equipercentile Equating.

Wang, Tianyou; Kolen, Michael J.

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Peer reviewed

ERIC Number: EJ533511

Record Type: Journal

Publication Date: 1996

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: ISSN-0146-6216

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A Quadratic Curve Equating Method to Equate the First Three Moments in Equipercentile Equating.

Wang, Tianyou; Kolen, Michael J.

Applied Psychological Measurement, v20 n1 p27-43 Mar 1996

A quadratic curve test equating method for equating different test forms under a random-groups data collection design is proposed that equates the first three central moments of the test forms. When applied to real test data, the method performs as well as other equating methods. Procedures from implementing the test are described. (SLD)

Descriptors: Data Collection, Equated Scores, Standardized Tests, Test Construction, Test Format

Publication Type: Reports - Evaluative; Journal Articles

Education Level: N/A

Audience: N/A

Language: English

Sponsor: N/A

Authoring Institution: N/A

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Author Affiliations: N/A