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Updated weekly · Last refresh Oct 17

JPMorganChase Data Scientist Interview Questions

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

50questions
~8htotal time
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1
A/B Testing & ExperimentationStart here. 9 questions · ~81 min
2
System Design7 questions · ~63 min
Random Forest vs XGBoostMedium

Design a practical approach to compare Random Forest and XGBoost overfitting risk and mitigation in production.

Feature StoreFeature Driftarchitecture patternsJPMorganChase
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3
SQL & Data Manipulation7 questions · ~63 min
Top Transactions with Dense RankEasy
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Recently asked

Rank each customer's largest transactions from a fixed recent window, preserving ties through dense ranking.

Window FunctionssqlJPMorganChase
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4
Statistics & Probability9 questions · ~81 min
Explaining P Values ClearlyEasy
Recently asked

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

CommunicationStatistical SignificanceP-ValuesJPMorganChase
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5
Machine Learning3 questions · ~27 min
Supervised vs Unsupervised LearningMedium
Recently asked

Assesses your foundational understanding of machine learning paradigms.

Unsupervised LearningSupervised LearningJPMorganChase
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6
Product Sense10 questions · ~90 min
Root Cause of Transaction Volume DropMedium
Recently asked

Assesses your diagnostic analytics approach for identifying drivers of customer behavior changes.

root cause analysisData Analysistransaction volumeJPMorganChase
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7
More topics5 questions · ~45 min
Diagnose a Performance DropHard
Recently asked

Investigate whether a performance decline is seasonal or a real product issue.

Leading IndicatorsDiagnosisTime SeriesJPMorganChase
ETL to Feature Stores with PythonMedium
Recently asked

Evaluates your practical ETL skills and how you operationalize features from raw data.

Data WranglingETLpythonJPMorganChase
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