The method of simple random sampling (METHOD=SRS) selects units with equal probability and without replacement. Each possible sample of n different units out of N has the same probability of being ...

Stratified random sampling differs from simple random sampling which involves the random selection of data from an entire population. Investopedia / Xiaojie Liu A researcher might find that the ...

In a simple random sample, each individual in the population has an equal probability of being chosen. Additionally, each sample of size n has an equal probability of being the chosen sample. This ...