You’re exactly right, sorry. I’ll keep the picture because I think it suffices to illustrate the trend, but I’ll update my description for clarity. Here are the other summary graphs for studies 1, 2, and 4
ETA: Strangely apropos this post, David Dunning is doing a Reddit AMA right now; I should go ask him why he and Kruger (1999) chose to report quartiles!
You’re exactly right, sorry. I’ll keep the picture because I think it suffices to illustrate the trend, but I’ll update my description for clarity. Here are the other summary graphs for studies 1, 2, and 4
ETA: Strangely apropos this post, David Dunning is doing a Reddit AMA right now; I should go ask him why he and Kruger (1999) chose to report quartiles!