A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Knowing who voted is critical to developing an accurate understanding of an ...

A variety of statistical tools can detect potential breaches in the integrity of elections. These techniques draw on tools from many fields, including pure mathematics, statistics, and machine ...

The Nevada Center for Surveys, Evaluation and Statistics (CSES) combines three prior individual research service centers: Center for Research Design and Analysis (CRDA), Nevada Center for Health ...

In a new push to end some U.S. government surveys, the Trump administration's DOGE team has created its own. This week, Ethan Shaotran, a member of the unit set up by President Trump's billionaire ...

The LSMS high-frequency phone surveys are leveraging existing face-to-face surveys as sampling frames and sources of longitudinal data. These techniques also feed into analyzing the phone survey data ...

If you’ve ever found yourself staring at a messy spreadsheet of survey data, wondering how to make sense of it all, you’re not alone. From split headers to inconsistent blanks, the challenges of ...

When you use the statistical analysis features in Excel, you are leveraging one of the most powerful tools available for data manipulation and interpretation. Excel is not just a spreadsheet ...