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4.como se resuelve este ejercicio? QUESTION 4 Deseamos estimar la eded promedio de los ejecutivos de una empress local, Recep lames in siguiente Informacion dernognifica

4.como se resuelve este ejercicio?

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QUESTION 4 Deseamos estimar la eded promedio de los ejecutivos de una empress local, Recep lames in siguiente Informacion dernognifica una mussina de 100 ejecutivos. Los datos de esta muestra revely una edad promedio de b/ anos y una desviacion oslindor de 9 anos Calcule el limite de confianza superior (LCS) de un intervalo de conflanza do 95% para la edad de estos ejecutivos. Expreso su resultado con dos (2) lugares decimales. Note: Utilice la siguiente formula IC = X+Z-T

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