Sberbank Data Scientist Interview Questions
The questions to prepare for a Sberbank Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Deduplicate Sberbank Online events and merge chained customer activity intervals using CTEs and window functions.
SberbankCompute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
SberbankUse GROUP BY and HAVING to find duplicate patient records in a Johns Hopkins Medicine dataset.
Emerson
Amazon DSP
CareDxIdentify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
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Explain how to train and evaluate models on highly imbalanced fraud data without relying on misleading accuracy.
SberbankInvestigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.
SberbankAssesses mathematical reasoning and correctness for equation solving.
SberbankEvaluates your ability to select and justify model evaluation metrics for classification.
SberbankAssesses end-to-end thinking for NLP classification tasks and data preparation choices.
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