This report included six online platforms used for public polling. Three are opt-in survey panels or “marketplaces.” One is an opt-in crowdsourcing labor website. Two are survey panels that interview ...

This report presents estimates of the number of unauthorized immigrants in the United States as of July 2023 and for earlier years. As noted earlier in this report, the estimates presented here ...

Survey researchers design or conduct surveys and analyze survey data. Many groups use surveys to collect factual data, such as employment and salary information, or to ask questions that help them ...