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Analytics & Experimentation Interview Questions
Practice 9403 coding, system design and machine learning questions from 546 companies, sorted by role, topic and interview round. Every question has step-by-step hints, a code runner that supports 8 languages and an AI mentor; members also get the full solution walkthrough.
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Showing 361–390 of 560 results
- MetaEasyProduct AnalystHow would you grow key product metrics?
This question assesses your ability to systematically approach product growth by identifying bottlenecks, framing hypotheses, and designing experiments to improve key user engagement metrics.
Analytics & ExperimentationOnsiteMetricsA/B TestingFunnel Analysis - MetaMediumData ScientistHow would you measure Group Call success?
This question evaluates a data scientist's ability to design a measurement framework encompassing product goal definition, north-star metric selection, success metrics for adoption, engagement and quality, precise retention definitions (app-level vs feature-specific and creator vs participant), cohort retention windows, and experimental design including guardrails, bias sources and network effects. It is asked in the Analytics & Experimentation domain to assess practical application of product analytics and quantitative reasoning about short-term versus long-term tradeoffs, segmentation and experimental validity, operating at a primarily practical application level with necessary conceptual understanding.
Analytics & ExperimentationTechnical Screen - MetaHardData ScientistIdentify non-table data for feature demand
The question evaluates a data scientist's competency in triangulating product demand from non-table sources, defining and de-biasing signals, specifying metrics and guardrails, and designing evidence-driven experiments within the Analytics & Experimentation domain for a Data Scientist role.
Analytics & ExperimentationTechnical Screen - MetaMediumData ScientistInterpreting confidence intervals to choose a treatment
Evaluates confidence-interval interpretation for choosing among feed-ranking treatments with engagement losses. Strong answers compare statistical significance, magnitude, uncertainty, business thresholds, downside risk, and launch recommendations.
Analytics & ExperimentationOnsite - MetaHardData ScientistInvestigate Reasons for Higher Instagram Story Consumption
Evaluates diagnostic analytics for explaining why Instagram users consume more Stories than Facebook users. Strong answers validate metric parity, decompose supply and demand drivers, use cohort and within-user comparisons, and propose experiments for UI, ranking, content, or notification hypotheses.
Analytics & ExperimentationOnsite - MetaEasyData ScientistInvestigate why an advertiser’s spend decreased
This question tests your ability to systematically isolate the root cause of a drop in advertising spend by decomposing metrics and evaluating external versus internal factors.
Analytics & ExperimentationTechnical ScreenRoot Cause AnalysisMetrics DecompositionAdTech - MetaHardData ScientistJustify building a new feature with evidence
This question evaluates a data scientist's product analytics, experimental design, and strategic decision-making skills, covering market sizing, competitive analysis, privacy-aware data and infrastructure assessment, risk identification, and A/B testing planning.
Analytics & ExperimentationOnsite - MetaMediumData EngineerMeasure Game Monetization and Validate a Reporting Repair
Define gaming monetization metrics, separate business changes from data failures, and validate repairs with reconciliation and guardrails.
Analytics & ExperimentationTechnical Screen - MetaMediumData ScientistMeasure Harmful Content Impact with Key Metrics
This interview question evaluates metric design, causal reasoning, experiment setup, diagnostics, SQL/statistical checks, and recommendations in a realistic interview setting. A strong answer for Measure Harmful Content Impact with Key Metrics states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.
Analytics & ExperimentationTechnical Screen - MetaMediumData ScientistMeasure a friend-recommendation launch
This question evaluates experiment design, metric selection, causal inference and business-metric translation for social features, including defining primary and guardrail metrics, choosing experimental units to mitigate network interference, and estimating revenue impact from observed lifts.
Analytics & ExperimentationOnsite - MetaMediumData ScientistMeasure and mitigate notification spam
This question tests the ability to design an experimentation framework for notification systems while accounting for user fatigue, long-term ecosystem health, and signal interference.
Analytics & ExperimentationTechnical ScreenExperimentationProduct MetricsCausal Inference - MetaHardData ScientistMeasure impact of bot mitigation via experiment
This question evaluates experiment design and causal inference skills for platform analytics, covering interference management, metric and guardrail definition, power and duration calculations, eligibility and exclusions, novelty/adaptation considerations, and diagnostics for bot‑mitigation interventions.
Analytics & ExperimentationOnsite - MetaMediumData ScientistMeasure scheduled posts feature success
This question evaluates proficiency in Bayesian statistical estimation, experimental design, product metric definition, and causal/confounder analysis for measuring feature reliability and engagement.
Analytics & ExperimentationOnsite - MetaMediumProduct ManagerNorth-star and guardrail metrics for generative AI across Meta's apps
A product manager metrics question on judging whether Meta's generative AI features, such as its in-app assistant, creation tools and ad tools, are succeeding. It tests choosing a north-star metric that reflects real value, supporting and guardrail metrics, and how to show the AI actually caused any change.
Analytics & ExperimentationOther - MetaHardData ScientistProve friends outperform unconnected; design metrics, observational analysis, and rollout experiment
A Meta data-scientist technical-screen question on Analytics & Experimentation: using only info_stream_views and post_reactions, prove whether Friend-authored content is 'more social' than Unconnected content. It tests denominator-complete metric design with relationship attribution, observational causal validation (fixed effects + propensity/AIPW), and a network-aware rollout experiment with power, CUPED, interference mitigations, and guardrails — plus quantifying the long-term and discovery value of Unconnected content beyond near-term engagement.
Analytics & ExperimentationTechnical Screen - MetaHardData ScientistProve high-quality pixels improve ad performance
This question tests your ability to design a rigorous causal experiment to validate a product hypothesis while accounting for selection bias, confounding variables, and operational constraints.
Analytics & ExperimentationTechnical ScreenCausal InferenceExperiment DesignMetric Strategy - MetaHardData ScientistProve source growth is cannibalization, not incremental
This question evaluates causal inference and experimental-design competencies in analytics, testing skills in identification strategy, treatment and control definition, specification of difference‑in‑differences or randomized geo experiments, metric construction, power calculations, and robustness checks for attribution and cannibalization analysis. It is commonly asked to determine whether observed growth is incremental or substitution-driven, falls under the Analytics & Experimentation domain in Data Science, and emphasizes practical application accompanied by conceptual understanding of identification assumptions, statistical power, and measurement.
Analytics & ExperimentationOnsite - MetaMediumData ScientistRedesign an executive dashboard for C-suite
This question evaluates skills in dashboard design, data visualization, metric selection, and executive-level analytical communication for product and growth measurement.
Analytics & ExperimentationOnsite - MetaMediumData ScientistReduce variance with covariate adjustment
This question evaluates a data scientist's competency in experimental design, variance reduction techniques, and regression-based covariate adjustment (CUPED/ANCOVA) within randomized A/B tests, including understanding of statistical power and diagnostic checks.
Analytics & ExperimentationOnsite - MetaMediumProduct ManagerRoot-Causing an Instagram Satisfaction Decline During Ad Monetization Growth
A Meta product manager interview question about Instagram, where ad revenue has risen while user satisfaction has fallen. It tests validating both metrics, decomposing revenue and satisfaction to find a shared cause, testing hypotheses with holdouts, and weighing short-term revenue against long-term user health.
Analytics & ExperimentationOther - MetaMediumData ScientistRun a clean A/B test for recommendations
This question evaluates a data scientist's competency in experimental design, causal inference, and statistical power analysis for A/B tests, covering randomization unit choice, contamination prevention, metric and guardrail selection, clustering adjustments, and bias-control techniques.
Analytics & ExperimentationOnsite - MetaMediumData ScientistSelect and prioritize metrics with guardrails
This question evaluates a candidate's ability to design a robust metrics framework for product experiments, covering selection and normalization of success metrics, feature-only sizing and ecosystem metrics, explicit cannibalization reads, guardrails, multiple-testing control, and back-of-the-envelope LTV/ARPDAU impact estimation.
Analytics & ExperimentationTechnical Screen - MetaHardData ScientistShould We Launch Group Calling?
A Meta Data Scientist technical-screen case: using only one-to-one call logs, decide whether to build a group calling feature and how to measure a launch's success. It tests product analytics, proxy-metric design, network analysis, causal inference, and experiment design under social-network interference.
Analytics & ExperimentationTechnical Screen - MetaMediumData ScientistSize opportunity for new product line
This question evaluates a data scientist's skills in financial opportunity sizing, sensitivity analysis, and experimental design by requiring quantitative modeling of impacted users, incremental orders, revenue, and gross profit for a proposed product line.
Analytics & ExperimentationOnsite - MetaHardData ScientistTest if social users are more engaged
This problem tests your ability to design an analytical framework to measure user engagement, account for selection bias in non-randomized groups, and define robust metrics for comparing heterogeneous user populations.
Analytics & ExperimentationOnsiteAnalyticsCausal InferenceSelection Bias - MetaMediumData ScientistTrack Metrics to Measure Push Notification Quality
Track Metrics to Measure Push Notification Quality evaluates metric design, causal reasoning, experiment setup, diagnostics, SQL/statistical checks, and recommendations in a realistic interview setting. A strong answer states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.
Analytics & ExperimentationOnsite - MetaHardData ScientistTrack Success and Guardrail Metrics for Push Notifications
Evaluates success and guardrail metrics for a push-notification feature in a networked travel app. Strong answers measure incremental itinerary engagement and retention, monitor opt-outs and fatigue, and design a cluster or graph-aware experiment to reduce spillovers.
Analytics & ExperimentationTechnical Screen - MetaHardData ScientistUncover User Needs for Group Calling Effectively
Meta product analytics prompt on group calling, covering user-needs surveys, competitor benchmarking without direct data, experiment design, network effects, contamination, metrics, and guardrails.
Analytics & ExperimentationTechnical Screen - MetaMediumData EngineerVisualize Netflix metric trends
This interview question evaluates metric design, causal reasoning, experiment setup, diagnostics, SQL/statistical checks, and recommendations in a realistic interview setting. A strong answer for Visualize Netflix metric trends states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.
Analytics & ExperimentationOnsite - MetaMediumData Scientist[Analytical Reasoning] Comparing Two Newsfeed Ad Insertion Methods
Compare independent versus blocked ad insertion in a 100-post feed. Includes expected ads, tail risk, consecutive ad probabilities, longest streaks, product tradeoffs, and A/B test design.
Analytics & ExperimentationOnsite