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PSI CRO Interview Questions

The questions to prepare for PSI CRO interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
ExecutionStart here. 10 questions · ~82 min
Balancing Speed Quality and ScopeHard

Describe a time you had to choose between speed, quality, and scope, and how you aligned stakeholders around the trade-off.

Trade-offsRisk AssessmentScope ManagementPSI CRO
Recover a Slipping ProjectMedium

Explain how you would diagnose and recover a project that is falling behind schedule without losing stakeholder trust.

Success CriteriaRoadmappingRisk AssessmentPSI CRO
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2
Pipelines5 questions · ~41 min
Design Scalable Pipeline InfrastructureHard

Design the core pipeline infrastructure for a new project, with attention to orchestration, data quality, idempotency, and future scale.

InfrastructureToolsQualityPSI CRO
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3
Coding10 questions · ~82 min
Explain Automated Testing ToolsEasy

Explain automated testing tools, test types, and how they improve code quality and delivery speed.

ToolsQualityPSI CRO
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4
Statistics & Probability10 questions · ~82 min
Missing Data in Longitudinal StudiesMedium

Tests your statistical approach to missingness and appropriate imputation or modeling strategies.

data handlingPSI CRO
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5
Metrics3 questions · ~25 min
Assessing Dataset Quality MetricsMedium

Tests ability to define and use data quality indicators for reliable clinical study analysis.

KPIsLeading IndicatorsDiagnosisPSI CRO
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6
SQL & Data Manipulation8 questions + 3 drills · ~96 min
7
More topics4 questions · ~33 min
Designing an A/B Test for TreatmentHard

Tests experimental design thinking and awareness of biases, endpoints, and operational pitfalls in studies.

A/B TestingPSI CRO
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