another reason to be careful about what to control for...a post showing how controlling for SES differences on success in an exam based on test prep
Time to nix the t-test and replace with glm?
how to transition from Excel to R
what you should have been taught about regression
General linear models for beginners
not so standard deviation podcast. Many apply but something about confer Kie season and then episode 54 spot for Microsoft https://itunes.apple.com/us/podcast/not-so-standard-deviations/id1040614570?mt=2