DraftKings Data Scientist Interview Questions
The questions to prepare for a DraftKings Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Design an experiment when treatment spills across customers and contaminates the control group.
DraftKingsExplain how random forests work, why they reduce variance, and when they are a good choice.
DraftKingsCompute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
DraftKingsInvestigate why a key KPI moved the wrong way after a product change and separate signal from noise.
DraftKingsDetermine whether a DraftKings sports betting feature changed conversion using a two-proportion z-test and confidence interval.
DraftKingsTests metric design and implementation for DraftKings-style odds modeling and model optimization.
DraftKingsTests causal/attribution modeling and ability to design measurement for marketing optimization.
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Rewrite a slow PostgreSQL reporting query to reduce scanned rows, avoid join multiplication, and return accurate monthly site metrics.
Continental Finance
Capgemini
DISHRank Natural Intelligence products by completed revenue in the last completed quarter using joins, aggregation, and a date CTE.
Natural Intelligence
Chewy
Favor