belen4379 belen4379
  • 15-12-2022
  • Mathematics
contestada

Se supone que las alumnas universitarias de una determinada ciudad sigue una
determinada distribución nomal de media 165 cm y desviación típica 10 cm.
a) Se toma una muestra al azar de 100 de esas alumnas y se calcula su media.
¿Cuál es la distribución en el muestreo de la media?
b)¿Cuál es la probabilidad de que esa media sea mayor de 166 m?

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