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Prep plan
Updated weekly · Last refresh Oct 17

Resupply Data Scientist Interview Questions

The questions to prepare for a Resupply Data Scientist interview. Questions from real interview reports rank first. Updated daily.

20questions
~3htotal time
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1
Product SenseStart here. 3 questions · ~24 min
Balance Conversion and RetentionHard

Framework for deciding when to favor short-term conversion gains versus long-term retention in a product decision.

Feature PrioritizationUser NeedsValue PropositionResupply
Define Metrics for New FeaturesMedium

Define a success metric for a new feature that captures real user value, not just raw usage.

MetricsFeature Prioritizationuser valueResupply
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2
A/B Testing & Experimentation6 questions · ~48 min
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchResupply
Sample Size for Statistical SignificanceHard

Calculate the sample size needed for statistical significance using baseline rate, MDE, alpha, power, and experiment constraints.

experiment designMDEStatistical SignificanceResupply
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3
SQL & Data Manipulation4 questions + 3 drills · ~62 min
4
Behavioral & Leadership5 questions · ~40 min
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5
More topics2 questions · ~16 min
Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement MetricsResupply
Define and Validate MetricsMedium

Tests your approach to selecting, validating, and operationalizing metrics for product decisions.

product metricsResupply
The finish line: interview-readyComplete all 20 questions plus 3 hands-on drills to finish this plan.