Detalle de Cambio

Cambio #2 Repeated measures design (E-2012A)
Descripción Originalmente, the interviews were conducted on two different days.
En esta replicación, the design was changed to a design of repeated measurements (within-subjects).
Con el propósito de adapt the experiment as there were fewer experimental subjects.
Dimensión Protocolo, específicamente, diseño experimental.
Efectos sobre la validez
  • Este cambio incrementa moderadamente (+2) la validez de conclusión porque improves the power of the applicable statistical tests
  • Este cambio incrementa sustancialmente (+3) la validez interna porque the change of experimental design better reflects the construct
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