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Prep plan
Updated weekly · Last refresh Oct 17

State Farm Data Scientist Interview Questions

The questions to prepare for a State Farm Data Scientist interview. Questions from real interview reports rank first. Updated daily.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 5 questions + 2 drills · ~61 min
2
Model Evaluation3 questions · ~25 min
Diagnose Consistently Inaccurate PredictionsHard

Approach for diagnosing why a model's predictions are consistently inaccurate.

CalibrationAccuracyThreshold TuningState Farm
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3
A/B Testing & Experimentation8 questions · ~66 min
Define Metrics for a Customer TestHard

Define the primary metric, guardrails, and power for a customer-facing A/B test before deciding whether to ship.

ExperimentationGuardrail MetricsA/B TestingState Farm
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4
Machine Learning12 questions · ~99 min
Decision Tree From ScratchHard

Implement a CART decision tree from scratch, including split selection, stopping rules, prediction, and evaluation.

Feature Engineeringmodel trainingSupervised LearningState Farm
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5
Metrics5 questions · ~41 min
Diagnose a Metric Drop After LaunchMedium

Investigate why a key KPI moved the wrong way after a product change and separate signal from noise.

Lagging IndicatorsLeading IndicatorsDiagnosisState Farm
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6
Statistics & Probability8 questions · ~66 min
Logistic Regression AssumptionsMedium

Tests your ability to reason about model validity conditions and potential violations.

assumptionsState Farm
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7
More topics9 questions · ~74 min
Design Real-Time Sensor Event PipelineHard

Design a real-time pipeline for sensor events that transforms data and feeds a UI with low latency.

Stream ProcessingOrchestrationDependenciesState Farm
Assumptions of Logit and Step-by-Step ProcessHard

Tests depth of understanding of logit modeling assumptions and end-to-end workflow.

interview processAnalysisState Farm
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The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.