Learn how simple random sampling works and what advantages it offers over other methods when selecting a research group from a larger population.

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be chosen.

Network sampling Other methods for surveying small populations are snowball sampling or respondent-driven sampling. In these approaches, respondents are selected from a social network of existing ...

A single sample of individuals from the population, those on list K, together with the identification of the list on which they last appeared prior to list K is obtained. Under relatively weak ...