Sample uniformly from a circle’s area
Quick Overview
This question evaluates understanding of continuous probability distributions and geometric random sampling, testing whether a candidate recognizes how area-weighted uniformity differs from naive radial choices.
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Feb 18, 2026, 12:00 AM
Machine Learning Engineer
Onsite
Coding & Algorithms
6
0
How would you generate a point (x, y) uniformly at random from the area of a circle of radius R centered at the origin?
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Explain why naive choices (e.g., choosing radius uniformly in
[0,R]) are not uniform over area. - Provide a correct sampling method (math + pseudocode).