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Updated weekly · Last refresh Sep 9

Prometeia Data Scientist Interview Questions

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

23questions
~3htotal time
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1
Statistics & ProbabilityStart here. 7 questions · ~56 min
Spam Probability Using BayesHard

Evaluates your ability to apply Bayes' theorem to a real-world classification scenario.

probabilityPrometeia
Loss Function Trade-offsMedium

Tests judgment in selecting loss functions aligned with business objectives and error characteristics.

loss functionsRegressionModel EvaluationPrometeia
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2
Machine Learning3 questions · ~24 min
Design a Python Program With FunctionsHard

Tests your software design thinking and ability to decompose problems into functions.

functionspythonPrometeia
Implement an ML Algorithm From ScratchHard

Tests depth of ML fundamentals and ability to translate theory into correct, efficient code.

technical depthimplementationPrometeia
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3
SQL & Data Manipulation5 questions + 3 drills · ~70 min
4
Behavioral & Leadership5 questions · ~40 min
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5
More topics3 questions · ~24 min
Designing a Financial A/B TestMedium

Tests experimental design skills, including metrics, randomization, and guardrails for financial products.

experiment designPrometeia
Diagnose Product Metric DropsMedium

Tests root-cause analysis using metrics, segmentation, and data validation.

product metricsDiagnosisAnalysisPrometeia
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The finish line: interview-readyComplete all 23 questions plus 3 hands-on drills to finish this plan.