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50 Years of ERIC
50 Years of ERIC
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ERIC Number: EJ346461
Record Type: CIJE
Publication Date: 1987
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
The Definition and Interpretation of Effects in Decision Oriented Evaluation Studies.
Cahan, Sorel; And Others
International Journal of Educational Research, v11 n1 p91-104 1987
The estimation and evaluation of the effects of alternative educational or social policies is a major purpose of decision oriented, comparative evaluation studies. This paper reviews the rationale underlying the definition and interpretation of various measures of effect magnitude and examines their relevance to evalution research. (Author)
Descriptors: Control Groups, Decision Making, Educational Assessment, Educational Policy, Effect Size, Evaluation Methods, Experimental Groups, Mathematical Models, Measurement Techniques, Research Methodology
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A
Note: Theme issue with title "Educational Evaluation: The State of the Field."