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ERIC Number: EJ239607
Record Type: Journal
Publication Date: 1980
Pages: N/A
Abstractor: N/A
Reference Count: N/A
The Extent, Causes and Importance of Context Effects on Item Parameters for Two Latent Trait Models.
Yen, Wendy M.
Journal of Educational Measurement, v17 n4 p297-311 Win 1980
A study of the context effects on item parameters for one- and three-parameter latent trait models showed that: (1) changes in context affected their item difficulties; and (2) context effects were more important in making predictions for single items than for groups of items. (Author/RL)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers - Assessments and Surveys: California Achievement Tests