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Updated weekly · Last refresh Aug 30

SAS Data Scientist Interview Questions

The questions to prepare for a SAS Data Scientist interview. Questions from real interview reports rank first. Updated weekly.

43questions
~6htotal time
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1
Machine LearningStart here. 8 questions · ~68 min
Build a Customer Churn ModelHard

Build a churn prediction model for a subscription wellness business using behavioral, billing, and engagement data.

Cross-ValidationFeature EngineeringSupervised LearningSAS
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2
Product Sense3 questions · ~25 min
Prioritize Competing User RequestsMedium

Approach for deciding which user problem to solve first when multiple requests compete.

Feature PrioritizationUser NeedsProduct VisionSAS
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3
A/B Testing & Experimentation3 questions · ~25 min
Evaluate a New Marketing InitiativeMedium

Design an experiment to test whether a new marketing initiative improves conversion without harming key guardrails.

ExperimentationStatistical SignificanceA/B TestingSAS
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4
Statistics & Probability3 questions · ~25 min
Choosing a Significance TestEasy

Explain how to choose an appropriate significance test based on metric type, study design, and the null hypothesis.

Confidence IntervalsHypothesis TestingStatistical SignificanceSAS
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5
Behavioral & Leadership19 questions · ~161 min
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6
More topics7 questions · ~59 min
Analyze Customer Purchase Trends with Window FunctionsEasy
Practice

Calculate the monthly spending trends for customers using window functions and joins.

SAS
Metrics for a New LaunchEasy

Define the core metrics for a new product launch, from early adoption and activation to retention and long-term value.

Lagging IndicatorsKPIsLeading IndicatorsSAS
Design an ETL Pipeline for Large DatasetsMedium

Design an ETL pipeline to process 10TB of data daily from multiple sources into a data warehouse with strict data quality checks.

InfrastructureETLData ModelingSAS
Address Model OverfittingMedium

Approach for diagnosing and reducing overfitting when a model performs much better on training data than on held-out data.

Cross-ValidationBias-Variance TradeoffRegularizationSAS
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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
SQL Duplicate Detection at ScaleMedium
Practice
Practice drill

Identify duplicate SAS Customer Intelligence 360 events using window functions and business-key partitioning.

Data WranglingGroup ByAggregationsSAS
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
The finish line: interview-readyComplete all 43 questions plus 2 hands-on drills to finish this plan.