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J.D. Irving Data Analyst Interview Questions

The questions to prepare for a J.D. Irving Data Analyst interview. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 3 questions + 3 drills · ~54 min
Detect and Handle Outliers in SQLEasy

Explain common SQL-friendly ways to detect outliers and how to handle them without distorting downstream analysis.

Data WranglingGroup ByAggregationsJJ.D. Irving
Ensuring Accurate Financial ReportsEasy

Explain how to keep financial reports accurate and consistent using SQL validation, aggregation discipline, and reconciliation checks.

Data WranglingAggregationsQualityJJ.D. Irving
Handle Incomplete or Inconsistent DataEasy

Explain how to assess and clean incomplete or inconsistent data before analysis.

Data WranglingCase WhenQualityJJ.D. Irving
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Handling Missing ValuesMedium
Practice
Practice drill

Create an auditable application dataset by applying explicit PostgreSQL rules for missing candidate, status, salary, and date values.

missing valuesdata cleaningnull handlingAircallathenahealthHays
Python or R Analysis LibrariesMedium
Practice
Practice drill

Count unique respondents by Python or R library and return the most commonly used libraries first.

analytics toolsData ManipulationData WranglingOklahoma City Thunder

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2
Behavioral & Leadership3 questions · ~24 min
Challenging Project StoryMedium

Tests analytical thinking, ownership, and how you handled a difficult project end to end.

critical thinkingOwnershipJJ.D. Irving
Prioritizing Multiple Client DeliverablesEasy

Tests prioritization under pressure, organization, and proactive stakeholder communication across multiple concurrent client projects.

time managementorganizationProject ManagementJJ.D. Irving
Explaining Analysis to Non-Technical StakeholdersEasy

Tests communication of complex data to non-technical stakeholders, including clarity, stakeholder management, and actionable storytelling.

Influence Without AuthorityStakeholder ManagementCommunicationJJ.D. Irving
The finish line: interview-readyComplete all 6 questions plus 3 hands-on drills to finish this plan.