When I first encountered this term, I ended it with, "It's just choosing at random, I know that." I remember feeling a bit ...

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 ...

Give different groups of students different sampling techniques to use (for lower sets this could just be simple random sampling and systematic), but for higher sets you can include stratified, quota ...

Suppose that, in a junior high school, there are a total of 4,000 students in grades 7, 8, and 9. You want to know how household income and the number of children in a household affect students' ...