19-04-2024
Mathematics

Answered

Cuando Kiran corre el guión de 400 metros, sus tiempos de finalización se distribuyen normalmente con una media de 85 segundos y una desviación estándar de 2,5 segundos. ¿Qué porcentaje de carreras será su tiempo de finalización más lento que 88 segundos, hasta la décima más cercana?

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