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Updated weekly · Last refresh Aug 30

Insight Data Science Data Scientist Interview Questions

The questions to prepare for a Insight Data Science Data Scientist interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
Machine LearningStart here. 14 questions · ~114 min
2
A/B Testing & Experimentation3 questions · ~24 min
Design Test for New FeatureMedium

Design an A/B test for a new platform feature, including success metrics, power, guardrails, and a clear ship decision.

experiment designfeature evaluationA/B TestingInsight Data Science
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3
Metrics3 questions · ~24 min
Analyze Campaign Metrics That MatterEasy

Explain how you evaluated a marketing campaign using funnel, efficiency, and business outcome metrics.

KPIsLeading IndicatorsDiagnosisInsight Data Science
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4
SQL & Data Manipulation10 questions + 3 drills · ~112 min
5
Model Evaluation4 questions · ~33 min
Interpret ROC Curve for ClassifierMedium

Interpret an ROC curve for a classification model and explain what it says about ranking quality and threshold choice.

Confusion MatrixAUC-ROCThreshold TuningInsight Data Science
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6
Statistics & Probability4 questions · ~33 min
Interpreting P Values in TestingEasy

Explain what a p-value means in hypothesis testing and how it relates to statistical significance.

Hypothesis TestingStatistical SignificanceP-ValuesInsight Data Science
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7
More topics12 questions · ~98 min
Cloud Platform Experience for PipelinesMedium

Describe practical experience building pipelines on AWS, including orchestration, security, and data quality.

InfrastructureETLData ModelingInsight Data Science
Explain Clustering to a Non-Technical AudienceMedium

Tests your ability to explain unsupervised learning concepts in plain language.

ClusteringCommunicationInsight Data Science
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