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Retina AI Interview Questions

The questions to prepare for Retina AI interviews, across all roles. Questions from real interview reports rank first. Updated daily.

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1
Statistics & ProbabilityStart here. 4 questions · ~33 min
Evaluating Observed Lift SignificanceMedium

Explain how to test whether an observed experiment lift is real using hypothesis testing, p-values, and confidence intervals.

Confidence IntervalsStatistical SignificanceP-ValuesRetina AI
Intuition Behind BG/BBHard

Tests your understanding of probabilistic customer models and how they support retention and actionability.

DistributionsBayesian ReasoningRetina AI
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2
Machine Learning3 questions · ~25 min
Handle Highly Imbalanced ClassesMedium

Build a classifier for a highly imbalanced dataset and choose training and evaluation methods that surface rare positives.

Cross-ValidationFeature EngineeringSupervised LearningRetina AI
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3
Behavioral & Leadership7 questions · ~57 min
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4
More topics6 questions · ~49 min
Diagnose KPI Drop After ReleaseMedium

Diagnose a post-release KPI drop by separating instrumentation issues from real behavior changes and tracing the problem through the metric hierarchy.

KPILeading IndicatorsDiagnosisRetina AI
Measure Marketing Campaign IncrementalityMedium

Design an incrementality test for a new customer marketing campaign with explicit MDE, guardrails, power, and rollout criteria.

ExperimentationHypothesis TestingGuardrail MetricsRetina AI
CLV With Limited HistoryHard

Tests your evaluation strategy for CLV models under data scarcity and uncertainty.

Evaluation Techniquescustomer lifetime valueModel MetricsRetina AI
Retention Product MetricsMedium

Tests your ability to translate retention objectives into measurable product and ML metrics.

MetricsRetentionuser valueRetina AI
Diagnose Sample Ratio Mismatch TestMedium

Design an onboarding A/B test with explicit SRM detection, power analysis, guardrails, and a decision rule for whether results are valid.

ExperimentationStatistical SignificanceSample Ratio MismatchRetina AI
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