Top 12
Prep plan
Updated weekly · Last refresh Oct 17
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Lantern Data Analyst Interview Questions

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

12questions
~2htotal time
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1
SQL & Data ManipulationStart here. 5 questions + 3 drills · ~70 min
Validating Data Before ReportingEasy

Explain how to validate SQL data before reporting, including null checks, duplicates, outliers, and aggregation reconciliation.

JoinsData WranglingQualityLLantern
Explaining Visualization Tool ExperienceEasy

Explain how you use SQL analysis to build dashboards, choose visuals, and communicate insights to stakeholders.

ToolsData WranglingLLantern
Cleaning Messy Data SetsMedium

Tests data quality practices and SQL-based preparation for reliable analysis.

data preparationdata cleaningAnalysisLLantern
Building a Report From ScratchMedium

Evaluates end-to-end reporting execution from requirements to delivery using data and SQL.

project experienceData AnalysisreportingLLantern
Investigating Dashboard DiscrepanciesMedium

Tests debugging skills and data validation to restore trustworthy reporting.

stakeholder communicationdata integrityLLantern
Cleaning a DatasetHard
Practice
Practice drill

Clean, validate, standardize, and deduplicate shift records with PostgreSQL.

data cleaningData Wranglingdata validationClipboard Health
Data Integrity in AnalysesMedium
Practice
Practice drill

Audit claims for missing members, invalid amounts, and payment totals that exceed billed amounts.

JoinsData Wranglingdata validationHealthfirst (New York)BBritvic Soft DrinksAttentive
SQL and Data Tooling ProficiencyMedium
Practice
Practice drill

Aggregate project usage to identify frequently used data analysis tools and compare their hours and ratings.

analytics toolsToolsJoinsLimeadeLaSalle NetworkE15 Group

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2
Behavioral & Leadership7 questions · ~56 min
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 ManagementCommunicationLLantern
Prioritizing Competing Report RequestsMedium

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

Stakeholder Managementtime managementPrioritizationLLantern
Demonstrating GritMedium

Assesses perseverance and problem-solving under ambiguity or technical difficulty.

resilienceLLantern
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The finish line: interview-readyComplete all 12 questions plus 3 hands-on drills to finish this plan.