Detalle de Cambio

Cambio #1 Problem domain (E-2012A)
Descripción Originalmente, knowledge of the problem domain was defined, by subjective assessment, as 'familiarity'.
En esta replicación, knowledge was defined as an independent variable with two levels: known and unknown problem domain.
Con el propósito de analyze whether knowledge of the problem domain affected the results.
Dimensión Operacionalización, específicamente, tratamiento.
Efectos sobre la validez
  • Este cambio incrementa moderadamente (+2) la validez de constructo porque the new independent variable 'problem domain' is defined
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