Mathematics, 25.04.2020 19:50 joannegrace869

Una fábrica tiene que seleccionar entre dos y empresas a y B para que suministros de bombillas, que elige 30 muestras de cada una de las dos empresas y anota la duración de las bombillas manteniendolas permanentemente encendidas, en cual es mayor la dispersión?

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Una fábrica tiene que seleccionar entre dos y empresas a y B para que suministros de bombillas, que...

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