Bixal Data Scientist Interview Questions
The questions to prepare for a Bixal Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
BixalAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreCalculate each user's 7-day rolling transaction average and daily spend rank using PostgreSQL window functions.
RakutenDefine one primary feature metric and a set of guardrails that capture user value without missing broader product risk.
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Explain how you would design and analyze a UX A/B test, from hypothesis and power to guardrails and launch decision.
BixalShare how you used data to shape a business decision, including the analysis, recommendation, and outcome.
BixalExplain which classification metrics to use and how metric choice depends on the business objective and error tradeoffs.
BixalExplain what a p-value means in hypothesis testing and how it relates to statistical significance.
BixalCompare batch and streaming data processing, including when each fits best in a pipeline.
BixalEvaluates your understanding of NLP task framing and how you would choose methods for each.
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