A Coefficient of Agreement for Nominal Scales: An Asymmetric Version of Kappa.

Kvalseth, Tarald O.

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Peer reviewed

ERIC Number: EJ425137

Record Type: Journal

Publication Date: 1991

Pages: N/A

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ISSN: ISSN-0013-1644

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A Coefficient of Agreement for Nominal Scales: An Asymmetric Version of Kappa.

Kvalseth, Tarald O.

Educational and Psychological Measurement, v51 n1 p95-101 Spr 1991

An asymmetric version of J. Cohen's kappa statistic is presented as an appropriate measure for the agreement between two observers classifying items into nominal categories, when one observer represents the "standard." A numerical example with three categories is provided. (SLD)

Descriptors: Classification, Equations (Mathematics), Interrater Reliability, Mathematical Models, Observation, Rating Scales

Publication Type: Journal Articles; Reports - Evaluative

Education Level: N/A

Audience: N/A

Language: English

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