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Regenstrief Institute Data Analyst Interview Questions

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

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1
SQL & Data ManipulationStart here. 12 questions + 3 drills · ~126 min
Streamline Reporting with SQL PivotingEasy

Explain how SQL replaces pivot tables and spreadsheet lookups to build repeatable reporting workflows.

PivotJoinsData WranglingRegenstrief Institute
Prepare Dashboard Metrics with SQLEasy

Explain how SQL is used to clean, aggregate, and structure dashboard-ready metrics from raw transactional data.

JoinsData WranglingAggregationsRegenstrief Institute
Pivot Analysis for Relias RevenueEasy

Explain how pivot-style aggregations help analyze large Relias datasets by summarizing metrics across dimensions like month, region, and product.

PivotData WranglingAggregationsRegenstrief Institute
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
Autonomous vs Manual Drive TimeHard
Practice
Practice drill

Compute per-vehicle daily autonomous vs manual seconds from state-change logs using LEAD and conditional aggregation.

JoinsData WranglingGroup By
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
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2
Statistics & Probability8 questions · ~64 min
Comfortable Statistical MethodsEasy

Tests your statistical toolkit and ability to apply methods to real analytical work.

RegressionHypothesis TestingStatistical SignificanceRegenstrief Institute
Trends in Health DataMedium

Tests ability to extract meaningful insights from health datasets over time or across cohorts.

RegressionCorrelationTime SeriesRegenstrief Institute
Analytical FrameworksMedium

Tests structured thinking and method selection for analytical work.

RegressionHypothesis TestingCausal InferenceRegenstrief Institute
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3
More topics3 questions · ~24 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityRegenstrief Institute
Relevant Past ExperienceMedium

Assesses how your background aligns with the Data Analyst role at Maximus Tech.

experienceRegenstrief Institute
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The finish line: interview-readyComplete all 23 questions plus 3 hands-on drills to finish this plan.