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Peer reviewed Peer reviewed
ERIC Number: EJ594293
Record Type: CIJE
Publication Date: 1999
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0013-1644
Scoring Omitted and Non-Reached Items: Practical Data Analysis Implications.
Ludlow, Larry H.; O'Leary, Michael
Educational and Psychological Measurement, v59 n4 p615-30 Aug 1999
Focuses on the practical effects of using different statistical treatments with omitted and not-reached items in an item-response theory application. The strategy selected for scoring such items has considerable impact on the interpretation of results for individual or group-level assessments. (Author/SLD)
Descriptors: Data Analysis, Item Response Theory, Scoring, Test Interpretation, Test Items
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Omitted Responses
Note: Research partially supported by the International Study Center of the Third International Mathematics and Science Study and Grant 910-1205-1 from the Ford Foundation.