J'ai passé un entretien chez Citadel (New York, NY)
Entretien
i skipped to superday due to previous internship, online superday in early september, 4 rounds, various kinds of questions with differnet people, heard back within the day and got rejected
Questions d'entretien [1]
Question 1
bayesian math: if 0.1% of people have a disease, you have a test that is correct 99% of the time, how likely is someone with a positive test to ahve the disease?
Initial interview was a group interview assessment where everyone takes a mathematical exam synchronously as HR is watching, usually involving probability and statistics mostly, and was quite advanced. Second round was with people from the desk.
Questions d'entretien [1]
Question 1
Can't recall specifics, but brush up on probability, especially distributions pdfs/cdfs etc.
CV - live math test - phone screen - 2x onsite - final round with pm. focus on math, prob, ml and markets. hr take a few days after interview to come back