Deutsche Bahn Data Scientist Interview Questions
The questions to prepare for a Deutsche Bahn Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Calculate the monthly spending trends for customers using window functions and joins.
Use joins, CTEs, and aggregations to find the weakest step in an onboarding funnel and estimate lost conversions.
Atlassian
RevolutUse joins, CASE WHEN, and date filtering to compare outcome rates before and after a decision.
HarbourVest PartnersDiagnose a below-expectations product metric drop using decomposition, guardrails, and experiment checks.
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Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
Tests influence without authority when a stakeholder resists a data-driven recommendation, including conflict handling and outcome ownership.
Tests data-driven decision making, ownership, and change leadership when project metrics indicate the original plan should change.