ERIC Number: EJ270546
Record Type: Journal
Publication Date: 1982
Reference Count: N/A
The Effect of Attrition on the Title I Evaluation and Reporting System.
Kaskowitz, David H.; Friendly, Lisa D.
Educational Evaluation and Policy Analysis, v4 n1 p81-95 Spr 1982
Data from the Sustaining Effects Study were used to investigate the impact of attrition. Four types of analyses were conducted: estimation of attrition rate by project, estimation of bias by project, prediction of bias at the project level, and estimation of bias associated with alternative aggregation procedures. Effects of attrition varied with gain differences. (Author/BW)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Authoring Institution: N/A