Dataford
Top 45
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Updated weekly · Last refresh Oct 1

AArete Data Scientist Interview Questions

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

45questions
~7htotal time
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1
SQL & Data ManipulationStart here. 10 questions · ~88 min
SQL Window Functions Rolling AverageMedium
Practice

Calculate three-day rolling average sales by region using aggregation, joins, and PostgreSQL window functions.

Window FunctionssqlAArete
SQL Window Functions Moving AverageMedium
Practice

Calculate a three-day moving average of active-client revenue using aggregation and SQL window functions.

Window FunctionsData AnalysissqlAArete
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2
Metrics5 questions · ~44 min
Metric Drop Diagnostic WalkthroughHard

Evaluates your root-cause analysis process for major engagement regressions.

Data Analysisdiagnostic processAArete
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3
Statistics & Probability6 questions · ~53 min
Statistical Significance with High VarianceMedium

Evaluates your understanding of uncertainty and how it affects inference.

Data AnalysisStatistical SignificanceVarianceAArete
Validate Model Performance with StatsMedium

Assesses your statistical rigor when evaluating predictive models.

performance evaluationmodel validationAArete
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4
A/B Testing & Experimentation9 questions · ~79 min
Determine A/B Test Sample SizeMedium

Evaluates experimental design fundamentals for reliable A/B testing.

experimental designSample SizeAArete
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5
Product Sense5 questions · ~44 min
Design Metrics for a New Client DashboardMedium

Evaluates your ability to translate business goals into actionable metrics for client reporting.

product metricsclient needsdashboard designAArete
Product Metrics for Subscription FeatureMedium

Assesses your product thinking and metric selection for subscription growth and retention.

product metricssubscription modelAArete
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6
Behavioral & Leadership10 questions · ~88 min
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