Researchers in psychology, education and other social sciences often emphasize "latent traits", which cannot be read directly off a numerical scale. For this case, there is a lack of tangible and ...
X-ray absorption spectroscopy (XAS) produces a wealth of information about the local structure of materials, but interpretation of spectra often relies on easily accessible trends and prior ...
A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Identifying causal relationships from observational data is not easy. Still, ...