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Peer reviewedElliot, John – Westminster Studies in Education, 1990
Points out that variability in focus, method, and conceptual level of case studies causes difficulties in validating such studies. Notes method variations raise questions about validity. Claims the validity of case studies lies in their usefulness as projective models. States teachers can generate their own theories where practical educational…
Descriptors: Case Studies, Foreign Countries, Higher Education, Interviews
Peer reviewedBrown, C. R.; And Others – Research in Science and Technological Education, 1992
Scrutinizes the assessment of students' practical skills, in an honors-level biology examination, for construct validity utilizing both correlational and factor analytical methods to explore relationships between students' practical (laboratory) and theoretical (written) performances. Indicates that teacher assessment of practical skills resulted…
Descriptors: Achievement Tests, Biology, Construct Validity, Correlation
