Roblox Statistics & Math Interview Questions
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3 Questions 1 Company
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Roblox
Medium
Data ScientistDerive variance and CTR confidence intervals
CTR as a Proportion: Estimation, Confidence Intervals, and Day-Level Variability Context: Click-through rate (CTR) is a proportion metric defined as C...
Statistics & Math
0
0
Oct 13, 2025
Roblox
Hard
Data ScientistImplement robust one/two-sided p-value function
Implement p_value(stat, alternative, dist, df=None) Context: You're building a small, production-quality helper to compute p-values for common one- an...
Statistics & Math
0
0
Oct 13, 2025
Roblox
Medium
Data ScientistCompute GSP vs VCG payments with reserves
Sponsored Search Auction with Quality Scores and Reserve You are analyzing a single-query auction with 2 ad slots. Position CTR multipliers are [0.10,...
Statistics & Math
0
0
Oct 13, 2025