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10. Una empresa de estudios de mercado quiere saber si un producto promocionado a nivel nacional lo adquieren los hombres en mayor proporcin que

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10. Una empresa de estudios de mercado quiere saber si un producto promocionado a nivel nacional lo adquieren los hombres en mayor proporcin que las mujeres. De dos muestras aleatorias independientes de 900 hombres y 800 mujeres se encontr que 270 hombres y 200 mujeres adquieren el producto. iCul es su decisin al 5% de significacin? Establezca e interprete un intervalo de confianza.

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