ERIC Number: EJ270561
Record Type: CIJE
Publication Date: 1982
Reference Count: 0
Factors Affecting the Validity of Field Tests in Education.
Altschuld, J. W.; Hines, C. V.
Educational Evaluation and Policy Analysis, v4 n3 p331-39 Fall 1982
External and implementation factors and their potential threats to field test validity and the practical realities of the field testing process on results are discussed. External factors include site selection, negotiations, contracts, site monitoring, training, and type of product. Implementation factors include motivation, dependence on local personnel, and variations in implementation. (PN)
Publication Type: Journal Articles; Opinion Papers; Guides - Non-Classroom
Education Level: N/A
Authoring Institution: N/A