Some Relationships among Internal Consistency, Reproducibility, and Homogeneity.

Terwilliger, James S.; Lele, Kaustubh

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ERIC Number: EJ218763

Record Type: Journal

Publication Date: 1979

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Some Relationships among Internal Consistency, Reproducibility, and Homogeneity.

Terwilliger, James S.; Lele, Kaustubh

Journal of Educational Measurement, v16 n2 p101-08 Sum 1979

Different indices for the internal consistency, reproducibility, or homogeneity of a test are based upon highly similar conceptual frameworks. Illustrations are presented to demonstrate how the maximum and minimum values of KR20 are influenced by test difficulty and the shape of the distribution of test scores. (Author/CTM)

Descriptors: Difficulty Level, Item Analysis, Mathematical Formulas, Statistical Analysis, Test Construction, Test Items, Test Reliability

Publication Type: Journal Articles; Reports - Research

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Language: English

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