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ML Academy

Analytics

Interview question

  • seniorlevel
  • 12 minsuggested time
  • 2Data analyst, Data scientist

Product says the new loyalty app is working: "Members who installed the app last year have 30% higher repeat-booking rates than members who did not." How do you evaluate the claim, and what analysis would you run instead?

Tests: Selection bias and confounding in observational comparisons, cohort analysis, and designing a more credible comparison.

day 5day 8

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