Out of a universe of 152 households comprised in AGEB 038-9 INEGI, 2002, which represents a hundred percent of the community, a representative sample of 27 households was selected, using the technique of simple random sampling.
De un universo de 152 hogares que comprende la AGEB 038-9 INEGI, 2002, misma que representa a 100 por ciento de la comunidad, fue seleccionada una muestra representativa de 27 hogares, utilizando la técnica del muestreo aleatorio simple.