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INDUSTRIAL ROBOTICS INSTITUTE Data Scientist Interview Questions

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

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1
A/B Testing & ExperimentationStart here. 6 questions · ~48 min
Considerations for A/B Test DesignHard

Design a feature experiment with clear hypotheses, metrics, power, randomization, analysis rules, and safeguards against common pitfalls.

experiment designconsiderationsGuardrail MetricsIINDUSTRIAL ROBOTICS INSTITUTE
Mitigating Experimentation PitfallsHard

Identify major online experimentation pitfalls and explain practical mitigations for SRM, network effects, peeking, and novelty.

experiment designNetwork InterferenceNetwork EffectsIINDUSTRIAL ROBOTICS INSTITUTE
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2
Product Sense4 questions · ~32 min
Precision vs Recall in RoboticsMedium

Explores classifier performance trade-offs in robotic applications.

PrecisionRecallIINDUSTRIAL ROBOTICS INSTITUTE
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3
Machine Learning3 questions · ~24 min
Maximize Profit with Time SeriesHard

Evaluates algorithmic approach to basic profit optimization on time series data.

optimizationIINDUSTRIAL ROBOTICS INSTITUTE
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4
Behavioral & Leadership3 questions · ~24 min
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5
More topics5 questions · ~40 min
Handling Missing Data in SQLEasy

Explain practical SQL techniques for handling NULLs and missing values in product analysis without biasing metrics.

Data WranglingCase WhenAggregationsIINDUSTRIAL ROBOTICS INSTITUTE
Diagnose Engagement DropHard

Identify the causes of a quarterly engagement decline through metric validation, decomposition, segmentation, and trend analysis.

MetricsDiagnosisuser engagementIINDUSTRIAL ROBOTICS INSTITUTE
Shortcomings of P-ValuesMedium

Assesses understanding of statistical significance pitfalls.

IINDUSTRIAL ROBOTICS INSTITUTE
RANK vs DENSE_RANK in LeaderboardsEasy

Explain how RANK() and DENSE_RANK() handle ties differently in ordered SQL results such as leaderboards.

Window FunctionsRankingData WranglingIINDUSTRIAL ROBOTICS INSTITUTE
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 21 questions plus 3 hands-on drills to finish this plan.