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Updated weekly · Last refresh Aug 30

eBay Data Analyst Interview Questions

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

32questions
~4htotal time
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1
SQL & Data ManipulationStart here. 8 questions + 2 drills · ~87 min
SQL Top 5 by Sales VolumeMedium
Practice

Use a CTE, joins, and aggregation to find Octane's top 5 products by completed-order units sold.

RankingGroup ByAggregationseBay
Ensuring SQL Data AccuracyEasy

Explain how to ensure data accuracy in SQL workflows using validation checks, reconciliation, and careful query design.

JoinsData WranglingQualityeBay
SQL for Weekly Operational MetricsHard
Practice
Practice drill

Join eBay orders, shipments, and support tickets to calculate weekly fulfillment and service metrics.

JoinsGroup ByAggregationseBay
Second Highest Trader SalaryEasy
Practice
Recently asked
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
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2
Statistics & Probability3 questions · ~25 min
Common Statistical MethodsEasy

Tests your statistical toolkit for drawing reliable conclusions from data.

RegressionHypothesis TestingeBay
Complex Problem Solving ExampleMedium

Tests ability to tackle difficult analytical problems and explain your reasoning.

RegressionCorrelationCausal InferenceeBay
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3
Behavioral & Leadership17 questions · ~142 min
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4
More topics4 questions · ~34 min
Design Test for New FeatureMedium

Design an A/B test for a new platform feature, including success metrics, power, guardrails, and a clear ship decision.

experiment designfeature evaluationA/B TestingeBay
Visualize Monthly Active UsersEasy

Tests your ability to select effective metrics and visualization approaches.

Leading IndicatorsDAU/MAUTime SerieseBay
Design an Installment-Flow ExperimentMedium

Design an A/B test for a new checkout installment-flow feature, including metrics, power, guardrails, and a disciplined ship decision.

ExperimentationHypothesis TestingA/B TestingeBay
Trends in Purchasing BehaviorMedium

Tests your ability to derive actionable behavioral trends from transactional data.

Funnel AnalysisLeading IndicatorsDiagnosiseBay

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