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Updated weekly · Last refresh Oct 17

We Are Meta Data Scientist Interview Questions

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

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1
MetricsStart here. 3 questions · ~27 min
Analyze New Feature EngagementMedium

Assess a new feature using adoption, activation, repeat usage, and retention metrics tied to user value.

Leading IndicatorsA/B TestingEngagement MetricsWe Are Meta
First Checks for Metric DropsEasy

Outline the first checks to diagnose a sudden drop in a core product metric, starting with data quality, scope, and decomposition.

Lagging IndicatorsLeading IndicatorsDiagnosisWe Are Meta
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2
Behavioral & Leadership4 questions · ~37 min
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3
More topics7 questions · ~64 min
7-Day Rolling Active UsersMedium
Practice

Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.

Window FunctionsDate FunctionsRunning TotalsWe Are Meta
Define Metrics for New FeaturesMedium

Define a success metric for a new feature that captures real user value, not just raw usage.

MetricsFeature Prioritizationuser valueWe Are Meta
Statistical Significance in Hypothesis TestingEasy

Explain what statistical significance means and why it matters when interpreting experimental or analytical results.

Hypothesis TestingData AnalysisStatistical SignificanceWe Are Meta
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchWe Are Meta
Design A/B Test for New AlgorithmHard

Evaluates your experiment design and decision-making when results are inconclusive.

A/B TestingWe Are Meta
Explain Statistical SignificanceMedium

Assesses your ability to communicate hypothesis testing concepts clearly to non-technical stakeholders.

CommunicationStatistical SignificanceWe Are Meta
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