Regarding the quality and replicability of stereotype threat studies, that came in vogue after the seminal Steele & Aronson 1995 paper:
https://replicationindex.wordpress.com/tag/does-stereotype-t...
https://replicationindex.wordpress.com/2017/04/07/hidden-fig...
https://heterodoxacademy.org/2015/12/30/is-stereotype-threat...