Mathematics, 23.03.2021 20:00 19jcormier

Durante un año y medio las ventas han estado disminuyendo de manera consistente en las 1,500 sucursales de una cadena de comida rápida. Una empresa de asesores ha determinado que el 31% de una muestra de 95 sucursales tiene claros signos de una mala administración. Construya un intervalo de confianza del 98% para esta proporción.

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