Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

When it comes to getting a lot of information in a short period, a questionnaire may be the answer. Questionnaires contain lists of questions in open-ended or closed-ended formats. While it takes time ...

Wondering how many people in the United States have a smartphone? If you poll 20 people on the street, your survey won’t be representative of the entire American population. But if you just want to ...

This technical note covers household surveys with a focus on probability sampling, bias, and survey weights. It explains how households are selected in a representative way from a population for a ...

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 ...

Survey work is a series of complex processes. At the outset, there is sample and questionnaire design, as well as field training. During the data collection stage, there is monitoring and remedial ...

The pre-module is a quick reference guide, focusing on the practical steps for conducting a SENS survey. It is not meant to replace already existing survey manuals. To avoid duplication, the user is ...