A Psychometric Evaluation of 4-Point and 6-Point Likert-Type Scales in Relation to Reliability and Validity.

Chang, Lei

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Peer reviewed

ERIC Number: EJ509295

Record Type: CIJE

Publication Date: 1994

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: ISSN-0146-6216

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A Psychometric Evaluation of 4-Point and 6-Point Likert-Type Scales in Relation to Reliability and Validity.

Chang, Lei

Applied Psychological Measurement, v18 n3 p205-15 Sep 1994

Reliability and validity of 4-point and 6-point scales were assessed using a new model-based approach to fit empirical data from 165 graduate students completing an attitude measure. Results suggest that the issue of four- versus six-point scales may depend on the empirical setting. (SLD)

Descriptors: Attitude Measures, Goodness of Fit, Graduate Students, Graduate Study, Likert Scales, Models, Psychometrics, Rating Scales, Reliability, Test Format, Test Items, Validity

Publication Type: Reports - Research; Journal Articles

Education Level: N/A

Audience: N/A

Language: English

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Authoring Institution: N/A

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Author Affiliations: N/A