Roblox Data Scientist Coding & Algorithms Interview Questions
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4 Questions 1 Company
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Roblox
Medium
Data ScientistImplement Python Function for Statistical Test P-Values
Scenario You need a utility that calculates p-values for one-sided and two-sided statistical tests. Question Write a Python function compute_p_value(s...
Coding & Algorithms
11
0
Jul 12, 2025
Roblox
Medium
Data ScientistOptimize bread-factory pipeline for max profit
You can assemble a production line by choosing modules of three types: Mixers, Ovens, Packers. Each module i has (type, build_cost_i, throughput_i uni...
Coding & Algorithms
0
0
Oct 13, 2025
Roblox
Medium
Data ScientistOptimize assembly-line scheduling with changeovers
You are scheduling a simplified car-assembly line with two parallel stations S1 and S2. Each job must be processed on exactly one station, processing ...
Coding & Algorithms
0
0
Oct 13, 2025
Roblox
Medium
Data ScientistImplement streaming CTR with deduplication
Implement a Python function to compute streaming, per-campaign CTR over a sliding 24-hour window with click de-duplication and late-arriving events. R...
Coding & Algorithms
0
0
Oct 13, 2025