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Updated weekly · Last refresh Sep 22

Crayon Data Data Analyst Interview Questions

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

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~1htotal time
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1
MetricsStart here. 3 questions · ~24 min
Estimating Metrics and ProcessesMedium

Evaluates your ability to reason about metrics and analytics under uncertainty.

analyticsCrayon Data
Personalized Offer RecommendationMedium

Assesses how you use behavioral history to drive personalization and measurable recommendations.

Crayon Data
Validating Recommendations with HistoryMedium

Evaluates how you measure recommendation quality and reliability using historical signals.

model validationRecommendation SystemsCrayon Data
2
More topics3 questions · ~24 min
Missing Number in ArrayHard

Tests your problem-solving and ability to derive an in-place algorithm under constraints.

Array ManipulationCrayon Data
Offer Recommendation from HistoryMedium

Tests your approach to turning customer history into actionable offer recommendations.

business impactRecommendation SystemsCrayon Data
Guesstimate Analytics Problem SolvingMedium

Assesses your structured thinking and estimation techniques for ambiguous analytics questions.

analyticsCrayon Data

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Second Highest Without AggregatesHard
Practice
Practice drill

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-JoinsCredit GenieCisco Restaurant + BarDevoteam
Top Customers by Sales RevenueEasy
Practice
Practice drill

Use GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.

RankingGroup ByAggregationsHousecall ProEquifaxXYZ
SQL for Top 5% Daily UsersMedium
Practice
Practice drill

Identify the top 5% of users by average daily active usage during the previous calendar quarter.

analyticsDate FunctionsData ManipulationOkta
The finish line: interview-readyComplete all 6 questions plus 3 hands-on drills to finish this plan.