Standard Errors of Measurement at Different Ability Levels.

Lord, Frederic M.

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Peer reviewed

ERIC Number: EJ303663

Record Type: Journal

Publication Date: 1984

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Standard Errors of Measurement at Different Ability Levels.

Lord, Frederic M.

Journal of Educational Measurement, v21 n3 p239-43 Fall 1984

Four methods are outlined for estimating or approximating from a single test administration the standard error of measurement of number-right test score at specified ability levels or cutting scores. The methods are illustrated and compared on one set of real test data. (Author)

Descriptors: Academic Ability, Cutting Scores, Error of Measurement, Scoring Formulas, Statistical Studies, Test Interpretation, Test Theory, Test Use, True Scores

Publication Type: Reports - Research; Journal Articles

Education Level: N/A

Audience: Researchers

Language: English

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