Uplift

scenario

Explain a p-value without misleading

Analytics Case & Communication · Executive Write-ups · medium · Reported at Amazon · 12 min

An engineer asks: 'The experiment's p-value is 0.03. Does that mean there is a 97% chance the feature works?' Answer in plain English, correct the misconception, and recommend what else the team should review before shipping.

Evaluation criteria

  • States a clear recommendation
  • Supports it with the right metrics or test design
  • Names the trade-offs and risks

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Source

Adapted from a reported Amazon interview question on StrataScratch(opens in a new tab).

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