System Design · Meta · Medium
Choose the ceiling on how many people can take part in a single group call, and lay out an experiment whose result selects one of three candidate limits: 4, 8, or 16. Your plan should cover all of the following: Decide between a fixed multi-arm test and an adaptive bandit allocation given a four-week schedule, and defend the exploration-versus-exploitation balance you pick. Declare a primary outcome (for example, successful call starts per eligible user) alongside guardrails…
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