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Prep plan
Updated weekly · Last refresh Oct 17

Guardant Health Research Scientist Interview Questions

The questions to prepare for a Guardant Health Research Scientist interview. Questions from real interview reports rank first. Updated daily.

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1
Statistics & ProbabilityStart here. 6 questions · ~51 min
Choosing Statistical Methods for AnalysisMedium

Explain how you choose among common statistical methods based on the question, data structure, and risk of bias.

Confidence IntervalsRegressionCorrelationGuardant Health
Experiment Design for HypothesesHard

Design a randomized experiment that tests a specific hypothesis, controls bias, and provides adequate statistical power.

ExperimentationHypothesis TestingPower AnalysisGuardant Health
Biotech and Stats FundamentalsMedium

Evaluates foundational statistics knowledge and its application to oncology biology.

probabilityGuardant Health
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2
Behavioral & Leadership6 questions · ~51 min
Cross-Functional Team Goal DeliveryEasy

Tests teamwork, communication, ownership, and stakeholder management in delivering a shared goal with measurable results.

Stakeholder ManagementCommunicationLeadershipGuardant Health
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3
More topics4 questions · ~34 min
End-to-End Research RunMedium

Evaluates your ability to design and execute an end-to-end research workflow with clear outputs.

Guardant Health
DNA vs RNA SequencingEasy

Tests foundational knowledge of sequencing modalities and what each measures.

Text ClassificationTokenizationGuardant Health
Genomic Data Analysis ToolsMedium

Tests practical experience analyzing genomic datasets and using relevant bioinformatics or ML tooling.

Feature EngineeringSupervised LearningGuardant Health
Liquid Biopsy PrinciplesMedium

Tests understanding of liquid biopsy concepts and how they improve patient insights versus traditional tissue biopsy.

Language ModelsText ClassificationGuardant Health

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