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 ...
Pew Research Center

How Public Polling Has Changed in the 21st Century

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...
Pew Research Center

Appendix B: National Survey of Latinos Methodology

Results for this study are based on telephone interviews conducted by SSRS, an independent research company, among a nationally representative sample of 1,520 Latino respondents ages 18 and older. It ...