iSmile Technologies Data Scientist Interview Questions
The questions to prepare for a iSmile Technologies Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Find the top 10 products by total sales revenue using joins, aggregation, and a CTE.
iSmile TechnologiesAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Inc.
Benjamin MooreRank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.
WaymoDefine a north star metric that reflects product value and shows whether the product is working.
iSmile TechnologiesSeparate recurring calendar patterns from true launch impact in a key product metric.
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Determine sample size and power for a customer survey or experiment, including MDE, guardrails, and a disciplined decision rule.
iSmile TechnologiesExplain how to test whether an observed experiment lift is real using hypothesis testing, p-values, and confidence intervals.
iSmile TechnologiesExplain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.
iSmile TechnologiesFramework for choosing the right primary success metric for a new feature, including leading indicators, guardrails, and business alignment.
iSmile TechnologiesTests evaluation methodology and metric selection for model quality.
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