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Updated weekly · Last refresh Aug 30

Garner health Data Analyst Interview Questions

The questions to prepare for a Garner health Data Analyst interview. Questions from real interview reports rank first. Updated weekly.

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1
MetricsStart here. 3 questions · ~24 min
Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement MetricsGarner health
KPIs for Recommendation EngineMedium

Tests KPI selection and measurement thinking for recommendation impact in Garner health.

KPIkpi hierarchyEngagement MetricsGarner health
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2
Pipelines3 questions · ~24 min
dbt Semantic Layer for BIMedium

Tests experience designing maintainable analytics layers using dbt for BI consumption at Garner health.

bi toolsData ModelingGarner health
Data Modeling for Self-Serve AnalyticsMedium

Tests data modeling practices that enable self-serve analytics for cross-functional teams at Garner health.

fact tablesdimensionsData ModelingGarner health
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3
SQL & Data Manipulation4 questions + 3 drills · ~62 min
SQL Window Ranking by RegionMedium

Tests window functions and ranking logic for provider performance analysis in Garner health.

Window FunctionsRankingAggregationsGarner health
SQL Join OptimizationHard

Tests query optimization techniques for large-scale healthcare analytics datasets at Garner health.

Performance TuningJoinsindexesGarner health
7-Day Rolling Active UsersMedium
Practice
Practice drill

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

Window FunctionsDate FunctionsRunning TotalsMetaSpotifyMeta IT
Top Customers by Region VolumeMedium
Practice
Practice drill

Find the top 3 customers in each region by transaction volume using joins, aggregation, and window ranking.

Window FunctionsJoinsRankingJPMorganChaseSilicon Valley BankNavi
Top Delayed Routes by RegionMedium
Practice
Practice drill

Use a CTE and window ranking to find the top 3 routes with the highest average delay in each region.

Window FunctionsJoinsRankingCoca-Cola ConsolidatedAPL LogisticsFlexport
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4
Behavioral & Leadership5 questions · ~40 min
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5
More topics2 questions · ~16 min
Incrementality Test for Card CampaignHard

Design an incrementality experiment for a co-branded card campaign, including lift metric, power, guardrails, and launch criteria.

experiment designincremental liftGuardrail MetricsGarner health
Multivariate Test for Provider UIHard

Tests experimental design skills for testing UI changes that affect member navigation and bookings.

experiment designGuardrail Metricsprimary metricsGarner health

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