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Updated weekly · Last refresh Aug 30

E15 Group Research Analyst Interview Questions

The questions to prepare for a E15 Group Research Analyst interview. Questions from real interview reports rank first. Updated weekly.

11questions
~1htotal time
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1
StrategyStart here. 4 questions · ~32 min
Research to Business ImpactMedium

Tests your ability to turn research findings into decisions and measurable business outcomes.

EstimationCompetitive AnalysisE15 Group
Prioritize Research by ObjectivesMedium

Tests your strategy-to-execution alignment and ability to choose the highest-value research work.

EstimationCompetitive AnalysisGrowth StrategyE15 Group
Analyze a New Market SegmentMedium

Tests your market research framework and ability to structure analysis around client goals.

TAM/SAM/SOMCompetitive AnalysisMarket SizingE15 Group
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2
More topics7 questions · ~56 min
Reduce Churn with DataMedium

Tests your prioritization of churn drivers and your ability to connect data to retention strategy.

RetentionChurnDiagnosisE15 Group
Data Visualization Tools ExperienceEasy

Tests practical experience creating visuals that support analytics decisions.

Data WranglingAggregationsE15 Group
Motivation for Strong PerformanceEasy

Tests your drive and alignment with the expectations of a data-driven role.

User NeedsValue PropositionE15 Group
Statistical Methods for Big DataMedium

Tests your statistical toolkit and ability to justify methods for large-scale research analysis.

RegressionHypothesis TestingStatistical SignificanceE15 Group
Analyze User EngagementMedium

Tests your metrics thinking and ability to translate engagement data into actionable insights.

Leading IndicatorsDiagnosisEngagement MetricsE15 Group
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Analyze Decision Impact by RegionEasy
Practice
Practice drill

Use joins, CASE WHEN, and date filtering to compare outcome rates before and after a decision.

Data WranglingDiagnosisAggregationsHarbourVest Partners
Daily Session Funnel Conversion RatesHard
Practice
Practice drill

Calculate daily session-level funnel conversion rates using CTEs, CASE WHEN, and date functions.

User NeedsData WranglingAggregations
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
The finish line: interview-readyComplete all 11 questions plus 3 hands-on drills to finish this plan.