Challenges of choosing metrics in data science interviews: actionability vs statistical power in marketplaces
In marketplace experiments, the most actionable metrics are often the ones with more variance, making them harder to power. This tradeoff is particularly important when using geo-based experiments where you can't necessarily or cheaply add sample. Suppose Airbnb wants to test highlighting cheaper l…
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- 2026-10-24 20:06 · r/datascience
Challenges of choosing metrics in data science interviews: actionability vs statistical power in marketplaces