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Perleth, Christoph; Heller, Kurt A. – Educational Research and Evaluation, 2007
It is of major importance to use psychological tests and questionnaires that are carefully constructed so that their reliability and validity can be determined in different (sub)cultures (Campbell & Tirri, 2004). However, a necessary prerequisite for this is the development of solid conceptual constructs. Otherwise, the researcher runs into the…
Descriptors: Psychological Studies, Research Methodology, Psychometrics, Models