>"As a statistician I will try to defend my field. [...] Statistically significant is the difference between this med really works versus it's a placebo/not sig

>"As a statistician I will try to defend my field. [...] Statistically significant is the difference between this med really works versus it's a placebo/not sig enough." Nope, you are making at least two errors here. You can search for "statistical significance vs practical significance" and "research hypothesis vs statistical hypothesis" to learn more. That is a confusing topic though, it would be best done away with altogether like this course appears to do.