Discover how simple random sampling ensures accurate and unbiased population research, offering efficiency and fairness over ...

Discover how attribute sampling enhances audit accuracy by evaluating internal controls and analyzing population traits, ...

The OSIRIS-REx capsule return capsule and its main parachute after landing in the Utah desert Sept. 24. Credit: NASA/Keegan Barber WASHINGTON — The drogue parachute on the OSIRIS-REx sample return ...

Last month in Points of Significance, we showed how samples are used to estimate population statistics. We emphasized that, because of chance, our estimates had an uncertainty. This month we focus on ...

University of Melbourne provides funding as a founding partner of The Conversation AU. There are two things that affect the margin of error (MOE). They are the poll ...

The importance of microbial communities to human and environmental health has motivated researchers to develop methods for the efficient characterization of these communities. The most common and cost ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Every survey finding published by Pew Research ...

Whenever you design a sample for a CX project, you lay an indispensable foundation for creating reliable and functional insights for your organization. For too many, improving customer experience ...

Pew Research Center’s international surveys are largely conducted via telephone or face-to-face interviews, depending on the country. (The exceptions are the United States and Australia, where surveys ...