Expected Distances on a Unit Disc | Quant Interview Questions

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Question: What is the expected distance from a uniformly random point to its centre on a unit disc?

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Special thanks to our Patreons:
Anik Roy
Shehryar Saroya

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Timecodes
00:00 - Question
00:35 - First Solution - Using Integrals
02:55 - Second Solution - Using a Geometrical Transformation
04:26 - Coding Check
04:53 - Outro

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Book recommendations: atypicalquant.net/quant-books/

These should cover all the types of interview problems that one encounters at hedge funds such as Two Sigma (2sigma), Citadel, WorldQuant, BlackRock, Optiver, Jane Street, Akuna Capital, Hudson River Trading, etc.

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