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The Ohio State University Wexner Medical Center Data Analyst Interview Questions

The questions to prepare for a The Ohio State University Wexner Medical Center 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
SQL for Average Length of StayMedium

Tests your ability to write correct SQL for common healthcare operational metrics.

Date FunctionsGroup ByAggregationsThe Ohio State University Wexner Medical Center
Data Visualization with Tableau/Power BIEasy

Tests your ability to create clear dashboards and communicate insights to stakeholders.

JoinsData WranglingThe Ohio State University Wexner Medical Center
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
SQL Metrics by Business UnitMedium
Practice
Practice drill

Summarize claim counts, incurred amounts, and processing time by business unit and month using joins and aggregation.

Date FunctionsJoinsData WranglingSedgwick
SQL for Staffing Performance AnalysisMedium
Practice
Practice drill

Measure scheduled, staffed, and attended workers by site, date, and shift using joined operational tables.

Date FunctionsJoinsData WranglingDelaware Staffing
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2
More topics6 questions · ~48 min
Cleaning Missing Values in PipelinesEasy

Approach for handling missing values in a pipeline with data quality checks and repeatable transformations.

Data WranglingETLQualityThe Ohio State University Wexner Medical Center
Root Cause Analysis for DeclinesHard

Tests structured problem solving and diagnostic rigor for healthcare performance issues.

KPIsLeading IndicatorsDiagnosisThe Ohio State University Wexner Medical Center
Healthcare Statistical MethodsMedium

Tests your applied statistics knowledge for healthcare data and outcomes.

Confidence IntervalsRegressionHypothesis TestingThe Ohio State University Wexner Medical Center
Persuading Stakeholders on RecommendationsMedium

Tests communication, influence, and stakeholder alignment around data-driven decisions.

User ResearchUser NeedsValue PropositionThe Ohio State University Wexner Medical Center
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityThe Ohio State University Wexner Medical Center
Patient Satisfaction Data AnalysisMedium

Tests your approach to exploratory analysis, segmentation, and actionable recommendations.

NPSKPIsDiagnosisThe Ohio State University Wexner Medical Center

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The finish line: interview-readyComplete all 9 questions plus 3 hands-on drills to finish this plan.