document Plan File: C:\Joaquín Trabajo\2010\02_Muestras\CONAGUA\Plan de muestreo CONAGUA_PPSY.csplan
Weight Variable: FE_Secciones_
Stage 1: SECCIONES
Stratification Variables: estrato
Selection Method: Systematic sampling with PPS
Measure of Size: Obtained from variable STMOS_ln070228Con
Number of Units Sampled: Obtained from matrix specification
Estimator Assumption: Sampling with replacement
(Entered 09-Feb-2010)