Expected Dart Score for a Bivariate Normal Throw with Ring Scoring
Company: DRW
Role: Quantitative Researcher
Category: Statistics & Math
Difficulty: hard
Interview Round: Onsite
Overview: Expected-value question about a dart whose landing point has independent zero-mean normal coordinates, calibrated so it lands within 1 unit of the origin with probability 3/4. Asks for the expected score with 16 points inside radius 1 and 4 points up to radius 2, testing the radial distribution of a bivariate normal.
Read the full DRW Quantitative Researcher interview experience this question came from