Yau's "Divorce and Occupation" on September 18, 2017 correlation divorce graphs and charts interactive marriage median +
Teach t-tests via "Waiting to pick your baby's name raises the risk for medical mistakes" on September 11, 2017 data set health medicine NPR t-test +
Hedonometer.org on August 28, 2017 affect archival data content analysis graphs and charts mTurk twitter +