Validity and internal consistency of the Ages and Stages Questionnaire 60-month version and the effect of three scoring methods
Jorijn Hornman, Jorien M. Kerstjens, Andrea F. de Winter, Arend F. Bos, Sijmen A. Reijneveld
Abstract
Jorijn Hornman, Jorien M. Kerstjens, Andrea F. de Winter, Arend F. Bos, Sijmen A. Reijneveld
Abstract
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Key concepts: Construct validity, Cronbach's alpha, Predictive validity, External validity, Psychology, Population, Internal consistency, Internal validity