OpenTable Data Scientist Interview Questions
The questions to prepare for a OpenTable Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Define primary and guardrail metrics for a discovery UI test, with power, MDE, and a pre-registered analysis plan.
OpenTableDiagnose why conversion fell from 4.8% to 3.1% after a launch by breaking the metric across funnel steps, cohorts, and segments.
OpenTableTests modeling approach for personalization with attention to data, features, and evaluation.
OpenTableExplain which classification metrics to use and how metric choice depends on the business objective and error tradeoffs.
OpenTableExplain how to test whether an observed experiment lift is real using hypothesis testing, p-values, and confidence intervals.
OpenTableTests product analytics thinking and ability to translate unstructured feedback into actionable improvements.
OpenTableTests advanced SQL skills for cohorting and time-based retention calculations.
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Rank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.
WaymoUse joins, CASE WHEN, and date filtering to compare outcome rates before and after a decision.
HarbourVest PartnersUse ROW_NUMBER() to keep the earliest created_at 'Repl created' per entity and return out-of-order duplicates to delete.
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