Detalle de Cambio

Cambio #8 Interview duration (E-2012A)
Descripción Originalmente, the duration of the interviews was 60 minutes.
En esta replicación, the duration of the interviews was 30 minutes.
Con el propósito de the interviews were individual.
Dimensión Protocolo, específicamente, guías de experimentación.
Efectos sobre la validez
  • Este cambio incrementa moderadamente (+2) la validez interna porque the interviews were individual and this could affect results
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