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¿Por qué el método de estímulos constantes es el más exacto para determinar el umbral absoluto?A. Porque implica muchas observaciones y se presentan muchos estímulos en orden aleatorioB. Porque el observador puede determinar su umbral en pocas ensayos ajustando él mismo la intensidadC. Porque se basa en la presentación de una intensidad única de estímuloD. Porque se utiliza un procedimiento repetido varias veces para tomar el ajuste promedio
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