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The Construct Validity of an Examination Designed to Test Practical Ability in Biology.
Peer reviewed Peer reviewed
Brown, C. R.; Njabili, A. F. – Research in Science and Technological Education, 1989
Explores the concept of construct validity in the context of a public examination. Multitrait-multimethod analysis and factor analysis were used. Discusses the analyses in terms of theory versus practical components and experimental versus observational investigation in practical components. Sample items for the practical examinations are…
Descriptors: Biology, Construct Validity, Factor Analysis, Foreign Countries
Integrated Science Students' Assessment of their Teachers for Characteristics of Effective Science Teaching.
Peer reviewed Peer reviewed
Jegede, Olugbemiro J. – Research in Science and Technological Education, 1989
Reported is a study in which secondary school students assessed their teachers for characteristics of effective science teaching. It was shown that the instrument used was highly valid and reliable and that secondary school students could effectively assess their teachers' pre-classroom characteristics, teaching behaviors, personality, and…
Descriptors: Foreign Countries, Integrated Curriculum, Reliability, Science Education
Two Different Methods of Assessing Practical Skills at an Advanced Level Examination in Biology: Demonstration of Construct Validity or the Appraisal of Non-Events?
Peer reviewed Peer reviewed
Brown, 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