Hudson River TradingSoftware EngineerAlgorithm DeveloperQuestion #23

If I have a jar with 1,000 coins and one of them is double-headed, I pick one coin at random and flip 10 heads in a row. What is the probability that I picked the double-headed coin?

Unlock the Full Solution

Enter your email to get the detailed step-by-step solution to this Hudson River Trading interview question, plus access to free interview prep resources.

We'll also send you a free HFT mock interview video.

Get All 58+ Hudson River Trading Questions with Solutions

Plus 16+ hours of video lectures, resume tailoring, and 1:1 mentorship from quants.

Schedule a Call