Top 29
Prep plan
Updated weekly · Last refresh Oct 17

Arag Legal Insurance Data Scientist Interview Questions

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

29questions
~4htotal time
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1
A/B Testing & ExperimentationStart here. 3 questions · ~27 min
2
Statistics & Probability3 questions · ~27 min
3
Machine Learning6 questions · ~54 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffArag Legal Insurance
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4
SQL & Data Manipulation3 questions + 1 drill · ~37 min
Month-over-Month Claims Volume ChangeMedium
Practice

Calculate monthly claims volume and absolute month-over-month changes for each Arag Legal Insurance customer segment.

Window FunctionsLag/LeadDate FunctionsArag Legal Insurance
Rolling Transaction SQL and RankingHard
Practice
Practice drill

Calculate each user's 7-day rolling transaction average and daily spend rank using PostgreSQL window functions.

Window FunctionsDate FunctionsRankingGGreen ExchangeAANT SolutionRakuten
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5
Product Sense3 questions · ~27 min
Understanding Arag Legal InsuranceEasy

Tests preparedness and understanding of Arag Legal Insurance’s domain and customer needs.

User NeedsValue PropositionProduct VisionArag Legal Insurance
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6
Behavioral & Leadership8 questions · ~72 min
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7
More topics3 questions · ~27 min
First Checks for Metric DropsEasy

Outline the first checks to diagnose a sudden drop in a core product metric, starting with data quality, scope, and decomposition.

Lagging IndicatorsLeading IndicatorsDiagnosisArag Legal Insurance
Binary Search Time ComplexityEasy

Tests algorithmic understanding and ability to reason about performance.

CommunicationOwnershipDealing With AmbiguityArag Legal Insurance
Evaluating Classification ModelsMedium

Tests model evaluation choices like metrics, thresholds, and validation strategy.

PrecisionAccuracyRecallArag Legal Insurance
The finish line: interview-readyComplete all 29 questions plus 1 hands-on drill to finish this plan.