Precision and Differential Item Functioning on a Testlet- Based Test: The 1991 Law School Admissions Test as an Example.

Wainer, Howard

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Peer reviewed

ERIC Number: EJ505893

Record Type: Journal

Publication Date: 1995

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: ISSN-0895-7347

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Precision and Differential Item Functioning on a Testlet- Based Test: The 1991 Law School Admissions Test as an Example.

Wainer, Howard

Applied Measurement in Education, v8 n2 p157-86 1995

Analysis of the 1991 Law School Admission Test (LSAT) shows that the testlet structure of the reading comprehension and analytic reasoning sections has a significant effect on the statistical characteristics of the test. The testlet-based reliability of these two sections is lower than had been previously calculated. (SLD)

Descriptors: Admission (School), Item Bias, Law Schools, Psychometrics, Reading Comprehension, Reading Tests, Test Items, Thinking Skills

Publication Type: Reports - Evaluative; Journal Articles

Education Level: N/A

Audience: N/A

Language: English

Sponsor: N/A

Authoring Institution: N/A

Identifiers - Assessments and Surveys: Law School Admission Test

Grant or Contract Numbers: N/A

Author Affiliations: N/A