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Chapter 13
Figure 13-34
SamplingWizard,SamplingMethodstep(stage1)
ESelect PPS as the sampling method.
ESelect Count data records as the measure of size.
EClick Next.
Withineach county, townships are drawn without replacement with probability proportional to the
number of records for each township. Using a PPS method generates joint sampling probabilities
for the townships; you will specifywhere to save these values in the Output Files step.