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Prep plan
Updated weekly · Last refresh Aug 30

Lockton Companies Data Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 4 questions + 2 drills · ~54 min
SQL Pharmacy Spend Per MemberMedium
Practice

Aggregate paid pharmacy claims by member and month, keeping only claims within Lockton enrollment coverage dates.

JoinsGroup ByAggregationsLockton Companies
Difference Between WHERE and HAVING ClausesEasy

Explain the differences between WHERE and HAVING clauses in SQL and when to use each.

JoinsData WranglingAggregationsLockton Companies
WHERE vs HAVING ExamplesEasy

Tests understanding of SQL filtering stages for row-level vs aggregated results.

Data WranglingGroup ByHavingLockton Companies
Deduplicate Claims by IDHard

Tests advanced SQL for deduplication logic and correct record selection.

Window FunctionsRankingData WranglingLockton Companies
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
Top Daily Rides by VehicleMedium
Practice
Practice drill

Rank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.

Window FunctionsJoinsData WranglingWaymo
2
Behavioral & Leadership20 questions · ~169 min
Prioritizing Competing Report RequestsMedium

Tests prioritization under pressure, stakeholder management, and ownership when multiple reporting requests compete for limited analytics capacity.

Stakeholder Managementtime managementPrioritizationLockton Companies
Prioritizing Conflicting High-Stakes WorkEasy

Tests prioritization under pressure, stakeholder management, and ownership when multiple urgent requests compete for limited time.

Stakeholder ManagementOwnershipDealing With AmbiguityLockton Companies
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3
More topics2 questions · ~17 min
Investigate Pharmacy Spend SpikeMedium

Tests your analytical troubleshooting workflow for identifying drivers of cost changes.

Lagging IndicatorsLeading IndicatorsDiagnosisLockton Companies
Validate Data Before Client DeliveryEasy

Tests your data validation, QA, and reliability practices for client-ready outputs at Lockton Companies.

ETLData ModelingQualityLockton Companies

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