Analyzing Optional Test Items.

Aiken, Lewis R.

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Peer reviewed

ERIC Number: EJ401765

Record Type: Journal

Publication Date: 1989

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Analyzing Optional Test Items.

Aiken, Lewis R.

Educational and Psychological Measurement, v49 n4 p783-87 Win 1989

Two alternatives to traditional item analysis and reliability estimation procedures are considered for determining the difficulty, discrimination, and reliability of optional items on essay and other tests. A computer program to compute these measures is described, and illustrations are given. (SLD)

Descriptors: College Entrance Examinations, Computer Software, Difficulty Level, Essay Tests, Estimation (Mathematics), Higher Education, Item Analysis, Test Construction, Test Format, Test Items, Test Reliability

Publication Type: Journal Articles; Reports - Evaluative

Education Level: N/A

Audience: N/A

Language: English

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