Engineering, 04.09.2020 19:01 173899
. Se desea determinar la proporción de hogares que tiene la costumbre de consumir carne de cerdo en una aldea de Zacapa. En un estudio piloto con 60 hogares de un total de 1130 se estimó que 45 de los hogares entrevistados no acostumbran consumir carne de ninguna clase. ¿Cuál sería del tamaño de muestra si quiere una precisión del 10% y un nivel de confianza del 95%?
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