Category Archives: Statistics

False-positive brain: Do you really have to correct for multiple comparisons in an analysis of variance?

Posted on August 3, 2018 by Gordon

If your stats class was anything like mine, you learned that using ANOVA instead of  t-tests is a sneaky way to avoid the multiple testing problem. I still believed this until very recently and a lot of my colleagues are … Continue reading →

Posted in Methods, Statistics | 1 Comment

Scaling the brain: Is it dishonest to truncate your y-axis?

Posted on April 6, 2018 by Gordon

So, the other day I responded to a tweet by Felix Schönbrodt. He called out a tweet by GESIS – Leibniz-Institut für Sozialwissenschaften that showed data on life satisfaction in Germany from 2010 to 2016 without a y-axis (below left). … Continue reading →

Posted in Data visualization, Methods, Statistics | Leave a comment