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Updated weekly · Last refresh Oct 17

Sun Life Financial Data Scientist Interview Questions

The questions to prepare for a Sun Life Financial Data Scientist interview. Questions from real interview reports rank first. Updated daily.

33questions
~4htotal time
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1
Machine LearningStart here. 6 questions · ~49 min
2
A/B Testing & Experimentation3 questions · ~24 min
Pitfalls in Streaming Experiment AnalysisHard
Recently asked

Identify major online experiment pitfalls and explain how they can bias results in a streaming product A/B test.

Network InterferenceNovelty EffectSample Ratio MismatchSun Life Financial
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3
SQL & Data Manipulation3 questions + 3 drills · ~54 min
4
Product Sense3 questions · ~24 min
Churn Modeling for Life PoliciesMedium
Recently asked

Assesses your approach to building churn models for Sun Life Financial’s life insurance clients.

Feature PrioritizationChurnuser valueSun Life Financial
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5
Behavioral & Leadership11 questions · ~89 min
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6
More topics7 questions · ~57 min
Interpret F1 for Imbalanced ClassificationEasy
Recently asked

Explain why F1 is more informative than accuracy for a fraud model with 97.2% accuracy but only 18% recall on a 1% positive class.

F1 ScorePrecisionRecallSun Life Financial
Statistical Significance in Business DecisionsEasy
Recently asked

Explain what statistical significance means, how p-values and confidence intervals support decisions, and why significance alone is not enough.

Hypothesis TestingStatistical SignificanceP-ValuesSun Life Financial
Diagnose KPI Drop After ReleaseMedium
Recently asked

Diagnose a post-release KPI drop by separating instrumentation issues from real behavior changes and tracing the problem through the metric hierarchy.

KPILeading IndicatorsDiagnosisSun Life Financial
Design Feature Drift Monitoring SystemHard
Recently asked

Design a production ranking system with robust feature drift monitoring across batch and real-time features at high QPS.

Feature StoreFeature DriftModel ServingSun Life Financial
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