Statistical sampling is an efficient way to design samples ... and make any necessary adjustments. For example, if the owner was in the process of transferring the title to the dealership ...

Survey sampling is the process of selecting a probability-based sample from a finite population according to a sample design. You then collect data from these selected units and use them to estimate ...

The PROC SURVEYMEANS statement invokes the procedure. In this statement, you identify the data set to be analyzed and specify sample design information. The DATA= option names the input data set to be ...