Stratified random sampling is a method of sampling that divides a population into smaller groups that form the basis of test samples.

The available data consists of a random sample $x(1) < \cdots < x(n)$ from a reasonably well-behaved continuous statistical population. The problem is to estimate the ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Suggested Citation: "5 Sampling and Estimation." National Academies of Sciences, Engineering, and Medicine. 2018. Reengineering the Census Bureau's Annual Economic Surveys. Washington, DC: The ...