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Lisa Monnin es la directora de presupuestos de Nexos Media, Inc. Ella quiere comparar los gastos diarios en viaticos del personal de ventas con

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Lisa Monnin es la directora de presupuestos de Nexos Media, Inc. Ella quiere comparar los gastos diarios en viaticos del personal de ventas con los gastos del personal de auditoria, para lo cual recopilo la informacin siguiente sobre las muestras Maestros de escuela 845 (dlares) Enfermeras (dlares) 841 826 890 827 821 875 771 784 850 809 859 802 825 820 829 829 830 842 832 Desarrolle un intervalo de confianza para el gasto medio Es razonable concluir que es igual el salario semanal medio de las enfermeras?

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