If you want more on the analysis behind employment law. Might just wanna check out DCI in general https://www.amazon.com/Adverse-Impact-Analysis-Understanding-Statistics/dp/1138855855
Exactly. And this book by Scott Morris has it all:
Adverse Impact Analysis: Understanding Data, Statistics, and Risk https://www.amazon.com/dp/1138855855/ref=cm_sw_r_cp_apip_UvbXmB7oOoFjC