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Browsing Unisa Ethics Collection by Author "De Beer, Marie"

Browsing Unisa Ethics Collection by Author "De Beer, Marie"

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  • A conceptual framework of integrity 
    De Beer, Marie; Schurink, Willem; Barnard, Antoni (OpenJournals Publishing, 2008)
    This article reports on the findings of a qualitative study in which the construction of integrity of some business leaders was explored. Data were gathered through ten in-depth interviews with six South African business ...
  • Use of differential item functioning (DIF) analysis for bias analysis in test construction 
    De Beer, Marie (OpenJournals Publishing, 2004)
    When differential item functioning (DIF) item analysis procedures based on item response theory (IRT) are used during test construction, it is possible to draw item characteristic curves for the same item for different ...

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