What types of weights do SAS, Stata and SPSS support?
• Sample setups for commonly used survey data sets • Choosing the correct analysis for various survey designs, including • Simple random sampling • Stratified with certainty PSUs • One-stage cluster sampling • Probability proportional to size sampling • Stratified random sampling • Systematic sampling • Repeated systematic sampling • Stratified random sampling with allocation to strata • Other methods of estimation • Ratio estimation • Regression estimation