National Academies of Sciences%2c Engineering%2c and Medicine

Small Populations, Large Effects: Improving the Measurement of the Group Quarters Population in the American Community Survey

The sampling frame for the American Community Survey (ACS) is based on the Master Address File (MAF), which is the Census Bureau’s inventory of known housing units, group quarters (GQ), transitory ...
Investopedia

Sampling Distribution: Definition, How It's Used, and Example

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...
Simon Fraser University

Sample Selection Methods

PROC SURVEYSELECT provides a variety of methods for selecting probability-based random samples. With probability sampling, each unit in the survey population has a known, positive probablity of ...
Simon Fraser University

Systematic Random Sampling

The method of systematic random sampling (METHOD=SYS) selects units at a fixed interval throughout the sampling frame or stratum after a random start. PROC SURVEYSELECT chooses the first unit randomly ...