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Milliman Interview Questions

The questions to prepare for Milliman interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 6 questions + 1 drill · ~70 min
2
Coding6 questions · ~60 min
O(1) Insert Delete Random SetEasy
Practice

Implement a set-like structure using an array and hash map to support insert, delete, and random access in average O(1) time.

Hash TablesArraysData StructuresMilliman
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3
Statistics & Probability6 questions · ~60 min
Explaining P Values ClearlyEasy

Explain what a p-value means, how it relates to statistical significance, and how to describe it clearly to non-technical stakeholders.

CommunicationStatistical SignificanceP-ValuesMilliman
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4
Pipelines6 questions · ~60 min
Handle PySpark Data SkewMedium

Approach for detecting and mitigating skew in PySpark pipelines using partitioning, join strategies, and runtime monitoring.

Data Qualitypysparkdata skewnessMilliman
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5
Strategy6 questions · ~60 min
Tell Me About YourselfEasy

Tests your ability to deliver a clear, relevant introduction tailored to the role at Aqr.

Competitive AnalysisGo-to-MarketMilliman
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6
Machine Learning6 questions · ~60 min
Preventing Overfitting in Biased DataMedium

Tests your approach to validation, regularization, and bias-aware modeling.

Cross-ValidationBias-Variance TradeoffRegularizationMilliman
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7
More topics14 questions · ~140 min
Handling Customer ResistanceMedium
Recently asked

Assesses consultative selling skills and real-time objection handling.

customer objectionsMilliman
Diagnose Metric Drop After LaunchMedium

Tests your debugging approach for data pipelines, model drift, and instrumentation changes.

Funnel AnalysisKPIDiagnosisMilliman
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.