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Memorial Sloan Kettering Cancer Center Data Scientist Interview Questions

The questions to prepare for a Memorial Sloan Kettering Cancer Center Data Scientist interview. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 6 questions + 3 drills · ~78 min
Tidyverse for Data ManipulationMedium

Assesses practical ability to use Tidyverse for transforming and preparing data for analysis.

Data ManipulationMemorial Sloan Kettering Cancer Center
Ranking Most Recent Lab ResultMedium

Tests SQL skills for deduplication and selecting latest records in patient data.

Rankingsql queriesMemorial Sloan Kettering Cancer Center
Top Departments by AdmissionsMedium
Practice
Practice drill

Write a SQL query to find the top three departments by patient admission volume over the last quarter. Use the provided department and admission data. Tre...

Date FunctionsJoinsRankingMemorial Sloan Kettering Cancer Center
Update Employee Sex Codes in SQLEasy
Practice
Practice drill

Correct employee sex codes while preserving NULL and other existing values.

data cleaningData Manipulationsql queriesIon Group
Handling Missing Time-Series ValuesHard
Practice
Practice drill

Fill bounded gaps in sensor time series and identify values that cannot be reliably inferred.

missing valuesdata cleaningnull handlingRent The RunwayLLegal & General
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2
Statistics & Probability3 questions · ~24 min
Sample Size for Pilot StudyMedium

Evaluates practical statistical planning for pilot experiments and power considerations.

Sample SizeMemorial Sloan Kettering Cancer Center
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3
Product Sense4 questions · ~32 min
Product Metrics for Clinician AdoptionMedium

Tests ability to define adoption metrics aligned to clinician workflows and outcomes.

Memorial Sloan Kettering Cancer Center
Measuring Clinical Tool ImpactMedium

Assesses ability to choose outcome measures and evaluation approaches for clinical impact.

Memorial Sloan Kettering Cancer Center
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4
Behavioral & Leadership4 questions · ~32 min
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5
More topics4 questions · ~32 min
A/B Test for Treatment ProtocolsMedium

Assesses ability to design rigorous clinical experiments for treatment effectiveness.

experiment designA/B TestingMemorial Sloan Kettering Cancer Center
Avoiding Data Leakage on Longitudinal DataHard

Tests ability to prevent leakage when modeling time-dependent clinical trajectories.

Memorial Sloan Kettering Cancer Center
Diagnosing Metric DropsMedium

Evaluates structured incident triage for monitoring regressions in clinical analytics.

root cause analysisdiagnostic processMemorial Sloan Kettering Cancer Center
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The finish line: interview-readyComplete all 21 questions plus 3 hands-on drills to finish this plan.