But now that revelation has become a revolution in which companies, investors and policymakers use analysis of huge datasets to discover empirical correlations between seemingly unrelated things. (greenbackd.com)
There is also a strong empirical correlation with temperature datasets stretching back well into the 20th century. (bitsofscience.org)
Research identifies an empirical correlation between the quality of school leadership and greater student achievement (Bryk, et al., 2010; Fullan, 2016). (idra.org)