Four sampling methods are presented. SRS (Simple Random Sampling), Stratified Sampling, Cluster Sampling, Systematic Sampling. Here default setting is WITHOUT replacement sampling. Sample Size ...

This example illustrates how you can use PROC SURVEYMEANS to estimate population means and proportions from sample survey data. The study population is a junior high school with a total of 4,000 ...

The following PROC SURVEYSELECT statements select a probability sample of customers from the Customers data set using simple random sampling. title1 'Customer Satisfaction Survey'; proc surveyselect ...