Professor Klaus Nordhausen develops modern multivariate statistical methods to analyze high-dimensional and large datasets in different fields.

Data serves as the foundational pillar for all sales and marketing endeavors, and the absence of first- and third-party insights would leave practitioners formulating campaigns and devising strategies ...

A GAO report predicts that the government will run out of storage for its increasing data collection unless new methods are perfected. The size of the datasphere has exploded. In 2020, the world ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. In April 2023, Pew Research Center published an analysis of mission statements ...

The 1951 Convention and the 1969 OAU Convention provide clear refugee definitions. The fact that more than 140 countries have acceded to the 1951 Convention or its 1967 Protocol, and many of these ...

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 – ...