Ingraham's "Two charts demolish the notion that immigrants here illegally commit more crime" on June 26, 2018 ANOVA co-variate linear relationship research standardized data The Washington Post z-score +
Pew Research's Quiz: How well can you tell factual from opinion statements? on June 21, 2018 data driven decisions Pew-pew! research methods statistical thinking +
Chi-square example via dancing, empathetic babies on June 11, 2018 chi-square developmental psychology empathy NPR social psychology +