Sony Data Scientist Interview Questions
The questions to prepare for a Sony Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
SonyUse ROW_NUMBER and a user join to find the three highest completed AARP Rewards purchases per user category.
SonyAnalyze weekly service delivery performance by team using joins, a CTE, date aggregation, and KPI calculations.
Deloitte
ReputationExplain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
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Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.
SonyShare how you used data to shape a business decision, including the analysis, recommendation, and outcome.
SonyTests selection of appropriate statistical tests and evaluation of product impact.
SonyEvaluates your experimental strategy when users influence each other across treatment groups.
SonyEvaluates ability to implement core NLP preprocessing and counting logic.
Sony