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Updated weekly · Last refresh Aug 30

Educational Testing Service (Ets) Research Scientist Interview Questions

The questions to prepare for a Educational Testing Service (Ets) Research Scientist interview. Questions from real interview reports rank first. Updated weekly.

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1
Statistics & ProbabilityStart here. 3 questions · ~24 min
Handling Missing Data and BiasHard

Tests statistical rigor and bias mitigation strategies for high-stakes educational data.

SamplingEducational Testing Service (Ets)
Designing Studies for Learning ToolsHard

Tests study design skills for causal inference and measurement in educational contexts.

experiment designSamplingCausal InferenceEducational Testing Service (Ets)
Explaining Dissertation StatisticsMedium

Assesses your communication of statistical methods and your ability to adapt explanations to the audience.

Educational Testing Service (Ets)
2
Behavioral & Leadership10 questions · ~80 min
Prioritizing Conflicting High-Stakes WorkEasy

Tests prioritization under pressure, stakeholder management, and ownership when multiple urgent requests compete for limited time.

Stakeholder ManagementOwnershipDealing With AmbiguityEducational Testing Service (Ets)
Learning from a Failed ProjectMedium

Tests resilience, root-cause analysis, and how you improve future research.

resiliencelearningfeedbackEducational Testing Service (Ets)
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3
More topics3 questions · ~24 min
Psychometric Models ExperienceMedium

Tests depth of knowledge in core psychometric modeling used for assessment scoring and interpretation.

Feature EngineeringModel EvaluationSupervised LearningEducational Testing Service (Ets)
Ensuring Validity and Fairness GloballyHard

Tests ability to operationalize validity and fairness across cultures and populations.

Evaluation TechniquesClassificationBiasEducational Testing Service (Ets)
Mitigating Differential Item FunctioningHard

Tests psychometric expertise for fairness analysis and mitigation of item bias.

Evaluation TechniquesBiasThreshold TuningEducational Testing Service (Ets)

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