Only 39 of the 100 psychology studies examined by the Reproducibility Project were successfully replicated.
Notes on verification
Confirmed by the original Science paper (Open Science Collaboration, 2015), APA Monitor, and ARL summary. The 39/100 figure matches the subjective replication assessment reported in the primary source. [tier=silver indep_score=0.925 clusters=2 claim_tier=notable]
Sources
- A reproducibility crisis? - American Psychological Association (seed:psychology_and_neuroscience)
- https://www.science.org/doi/10.1126/science.aac4716 (corroboration)
- https://www.arl.org/news/center-for-open-sciences-reproducibility-project-finds-many-studies-not-replicable/ (corroboration)