Ernst & Young Advisory Services Sdn Bhd Data Scientist Interview Questions
The questions to prepare for a Ernst & Young Advisory Services Sdn Bhd Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
Ernst & Young Advisory Services Sdn BhdDefine primary and guardrail metrics for a discovery UI test, with power, MDE, and a pre-registered analysis plan.
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Tests communication, influence, and how you validate and explain analytics outcomes to clients.
Ernst & Young Advisory Services Sdn BhdChoose the right classification metrics, and explain when precision, recall, and F1 score matter most.
Ernst & Young Advisory Services Sdn BhdTests your ability to use window functions for time-series trend analysis in SQL.
Ernst & Young Advisory Services Sdn BhdCompare batch and stream processing across latency, complexity, cost, and data quality in a modern analytics pipeline.
Ernst & Young Advisory Services Sdn BhdTests your debugging mindset for metrics, root-cause analysis, and validation of data integrity.
Ernst & Young Advisory Services Sdn BhdTests your understanding of hypothesis testing and statistical significance in research workflows.
Ernst & Young Advisory Services Sdn BhdCalculate daily session-level funnel conversion rates using CTEs, CASE WHEN, and date functions.
Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Benjamin MooreUse ROW_NUMBER() to keep the earliest created_at 'Repl created' per entity and return out-of-order duplicates to delete.
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