Top 33
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Updated weekly · Last refresh Oct 17

Dana-Farber Cancer Institute Data Scientist Interview Questions

The questions to prepare for a Dana-Farber Cancer Institute Data Scientist interview. Questions from real interview reports rank first. Updated daily.

33questions
~5htotal time
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1
SQL & Data ManipulationStart here. 7 questions · ~66 min
Top Treatment Response PatientsEasy
Practice

Rank the top 10 Dana-Farber trial patients by average finalized treatment response using a CTE, join, aggregation, and filtering.

sqlDana-Farber Cancer Institute
Dense Rank Performance by DepartmentEasy
Practice

Rank completed experimental runs within each department using PostgreSQL DENSE_RANK and score-based tie handling.

RankingsqlDana-Farber Cancer Institute
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2
Machine Learning6 questions · ~57 min
Prevent Feature Leakage in Longitudinal DataHard

Assesses your ability to design leakage-safe feature engineering for time-dependent patient data.

predictive modelingFeature EngineeringDana-Farber Cancer Institute
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3
Statistics & Probability9 questions · ~85 min
Significance and False Discovery RatesMedium

Tests your ability to reason about multiple testing and error control in biology experiments.

Statistical SignificanceDana-Farber Cancer Institute
Type I vs Type II ErrorsMedium

Tests your ability to connect error rates to sample size planning for clinical studies.

Sample SizeDana-Farber Cancer Institute
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4
A/B Testing & Experimentation4 questions · ~38 min
A/B Test for Clinical Research UIMedium

Evaluates your end-to-end experimentation design for clinical research product changes.

experiment designuser interfaceA/B TestingDana-Farber Cancer Institute
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5
Behavioral & Leadership4 questions · ~38 min
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6
More topics3 questions · ~28 min
Diagnose Engagement Drop Root CauseMedium

Tests your metrics debugging skills and structured root-cause analysis.

Data AnalysisDiagnosisuser engagementDana-Farber Cancer Institute
Core Metric for Clinical Data PipelineMedium

Assesses how you translate pipeline changes into measurable outcomes for clinical collaborators.

Dana-Farber Cancer Institute
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