Mathematics, 20.10.2021 21:00 bernie24

Una compañía fabrica focos cuya duración es normalmente distribuida con una media igual a 700 horas y una desviación estándar de 30 horas. Encuentre la probabilidad de que un foco se funda más de 760 horas de uso o menos 700 de uso. AYUD

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Una compañía fabrica focos cuya duración es normalmente distribuida con una media igual a 700 horas...

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