A Comparison of a Statistical and Subjective Procedure to Ascertain Item Validity: One Step in the Test Validation Process.

Plake, Barbara S.

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ERIC Number: EJ233326

Record Type: Journal

Publication Date: 1980

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A Comparison of a Statistical and Subjective Procedure to Ascertain Item Validity: One Step in the Test Validation Process.

Plake, Barbara S.

Educational and Psychological Measurement, v40 n2 p397-404 Sum 1980

Analysis of variance and subjective rating by curriculum specialists were used to identify biased items on the Iowa Tests of Basic Skills. Results show little agreement between statistical and subjective methods. Test developers should statistically support a reviewer's selection of biased items. (Author/CP)

Descriptors: Achievement Tests, Analysis of Variance, Elementary Education, Evaluation Methods, Item Analysis, Test Bias, Test Construction, Test Items, Test Validity

Publication Type: Journal Articles; Reports - Research

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Language: English

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