One reason so many scientific studies may be wrong

Statisticians have a saying: if you torture the data enough, they will confess. Choices and tweaks made after seeing the data are questionable research practices. Using these, deliberately or not, to achieve the right statistical result is p hacking, which is one important reason that published, statistically significant results may be false positives. What…

Game theory research reveals fragility of common resources

Shreyas Sundaram, at left, an assistant professor in Purdue University’s School of Electrical and Computer Engineering, and doctoral student Ashish Hota are performing research in game theory that harnesses the Nash equilibrium, developed by Nobel laureate John Nash, whose life was chronicled in the film “A Beautiful Mind.” . Credit: Purdue University photo/John Underwood New…