✅Randomized control study
✅Sample size >4000
✅High treatment fidelity
✅High statistical power
✅Controlled for cluster sampling
Name me another profession that would continue an ineffective treatment.
This study is NOT a fluke.
RCT (n>12000) with Dweck as a coauthor shows a growth mindset treatment increased GPA d=.03.
Meta-analysis shows that growth mindset raised achievement d=.08 (and that's with publication bias inflating the effect): journals.sagepub.com/doi/abs/10.117…