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50 Years of ERIC
50 Years of ERIC
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Peer reviewed Peer reviewed
ERIC Number: EJ287622
Record Type: CIJE
Publication Date: 1983
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Number of Response Categories and Statistics on a Teacher Rating Scale.
Aiken, Lewis R.
Educational and Psychological Measurement, v43 n2 p397-401 Sum 1983
Each of six forms of a 10-item teacher evaluation rating scale, having two to seven response categories per form, was administered to over 100 college students. Means of item responses and item variances increased with the number of response categories. Internal consistency of total scores did not change systematically. (Author/PN)
Descriptors: College Students, Higher Education, Item Analysis, Rating Scales, Responses, Student Evaluation of Teacher Performance, Test Format, Test Items, Test Reliability
Publication Type: Reports - Research; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Internal Consistency