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Updated weekly · Last refresh Oct 17

Thumbtack Data Analyst Interview Questions

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

28questions
~4htotal time
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1
SQL & Data ManipulationStart here. 5 questions + 1 drill · ~54 min
Customer Orders: LEFT vs INNER JOINEasy

Explain how INNER JOIN and LEFT JOIN differ, and when to use each for matched-only versus all-left-row analysis.

JoinsData WranglingGroup ByThumbtack
Your Data Analysis ProcessMedium

Evaluates your end-to-end analytical workflow, from data handling to insight generation.

Data AnalysismethodologyThumbtack
Window Functions for Top ProsMedium
Practice
Practice drill

Use PostgreSQL window functions to rank Thumbtack service professionals by lead volume within each geographic market.

Window FunctionsJoinsData ManipulationThumbtack
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2
Statistics & Probability3 questions · ~27 min
Describe Linear Regression SimplyMedium

Assesses ability to explain core statistics concepts clearly to non-technical stakeholders.

linear regressionCommunicationThumbtack
Explain a CorrelationMedium

Evaluates reasoning about correlation, confounding factors, and plausible causal explanations.

researchThumbtack
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3
Metrics5 questions · ~44 min
Set Thumbtack Pricing for ProsHard

Evaluates pricing analysis thinking and ability to translate data into marketplace pricing recommendations for Thumbtack.

Pricing StrategyThumbtack
Why Your Analysis MattersMedium

Evaluates how you connect analysis outputs to business decisions at Thumbtack.

Value PropositionThumbtack
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4
Behavioral & Leadership13 questions · ~115 min
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5
More topics2 questions · ~18 min
Ranking Test for App DiscoveryMedium

Design an A/B test for a new app-store ranking algorithm, including primary metrics, guardrails, sample size, and launch criteria.

MDEGuardrail MetricsSample Ratio MismatchThumbtack
Pricing Model Viability for ThumbtackHard

Tests product sense and financial modeling tradeoffs for marketplace monetization changes.

Pricing StrategyValue PropositionProduct VisionThumbtack

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The finish line: interview-readyComplete all 28 questions plus 1 hands-on drill to finish this plan.