Sig

Interview Question

Quantitative Researcher Interview

Sig

Calculate the probability that a person has a disease given that the test result is positive. What is the probability if the test result is positive twice?

Unlock the Full Solution

Enter your email to get instant access to the complete solution, explanation, and similar practice problems.

Insights on 100+ quant firms, understand where to apply, and maximize your chances.

Get the official 2025 QB Quant Firm Tier List

Check your email inbox — you should get the interview in 1-2 minutes!