Andrew Gelman: "No, I don’t think that this study offers good evidence that installing air filters in classrooms has surprisingly large educational benefits." h

Andrew Gelman: "No, I don’t think that this study offers good evidence that installing air filters in classrooms has surprisingly large educational benefits." https://statmodeling.stat.columbia.edu/2020/01/09/no-i-dont-think-that-this-study-offers-good-evidence-that-installing-air-filters-in-classrooms-has-surprisingly-large-educational-benefits/ https://statmodeling.stat.columbia.edu/2020/01/09/no-i-dont-... (Adding this older link here for cross reference) A thread on Gelman's article is here: https://news.ycombinator.com/item?id=22006595 https://news.ycombinator.com/item?id=22006595.