Now showing items 1-2 of 2

    • A checklist for testing measurement invariance 

      Rens Van de Schoot; Peter Lugtig; Joop Hox (Taylor & Francis, 2012)
      The analysis of measurement invariance of latent constructs is important in research across groups, or across time. By establishing whether factor loadings, intercepts and residual variances are equivalent in a factor model ...
    • The meaning and uses of language test scores: an argument-based approach to validation 

      Van der Walt, Johann L. (SAALT/SAVTO, 2012)
      In this article, I discuss how the quality of language tests can be determined by means of a validation process. In the past, the quality of language tests was often determined by examining their reliability, content ...