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41. Los compresores de los congeladores que fbrica la F tiene una vida media de 18.5 aos con una desviacin estndar de 2.5 aos. Mientras

41. Los compresores de los congeladores que fbrica la F tiene una vida media de 18.5 aos con una

desviacin estndar de 2.5 aos. Mientras que los que fbrica la C tiene una vida media de 16 aos con una

desviacin estndar de 3.7 aos cul es la probabilidad de que una muestra aleatoria de 60 compresores de

la C tengan una vida media que sea 2 aos menor que la vida media de 40 compresores de la F?

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