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Growth Intelligence Interview Questions

The questions to prepare for Growth Intelligence interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
A/B Testing & ExperimentationStart here. 3 questions · ~28 min
Compute A/B Test Sample SizeHard

Determine the sample size needed to detect a meaningful A/B test effect at a chosen significance level and power.

experiment designMDEStatistical SignificanceGGrowth Intelligence
Mitigating Experimentation PitfallsHard

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

experiment designNetwork InterferenceNetwork EffectsGGrowth Intelligence
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2
Behavioral & Leadership3 questions · ~28 min
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3
More topics7 questions · ~65 min
Window Functions for TrendsMedium
Practice

Calculate account-level running totals and three-row moving averages with PostgreSQL window functions.

Window FunctionsJoinsData ManipulationGGrowth Intelligence
Define Metrics for New FeaturesMedium

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

MetricsFeature Prioritizationuser valueGGrowth Intelligence
Interpreting Significance in ExperimentsMedium

Explain statistical significance in experiments and how p-values and confidence intervals guide interpretation.

Confidence IntervalsStatistical SignificanceP-ValuesGGrowth Intelligence
Diagnosing a Sudden Metric DropHard

Diagnose a sudden 20% KPI decline by validating measurement, decomposing drivers, and separating real behavior changes from data issues.

analyticsKPIdiagnostic processGGrowth Intelligence
Overfitting in Supervised LearningMedium

Explain how to diagnose and reduce overfitting using validation strategy, regularization, and model complexity control.

Feature EngineeringDeep LearningSupervised LearningGGrowth Intelligence
Handling Missing and Dirty SQL DataMedium

Explain how to profile, clean, and standardize missing or dirty data before analysis.

Data WranglingCase WhenQualityGGrowth Intelligence
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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
SQL and Python FundamentalsMedium
Practice
Practice drill

Join two tables and derive palindrome, reversed-substring, and character-frequency results with PostgreSQL.

pandasJoinsData ManipulationHsbc
SQL Window Functions ExperienceMedium
Practice
Practice drill

Use SQL window functions to rank regions by average 2024 yield within each country.

Window FunctionsJoinsData ManipulationErnst & YoungKBRMaximus Tech
The finish line: interview-readyComplete all 13 questions plus 2 hands-on drills to finish this plan.