Info Origin Interview Questions
The questions to prepare for Info Origin interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Calculate three-day rolling user activity averages and classify behavior trends with SQL window functions.
Aggregate user engagement by feature and date, then compare daily activity with the previous available date.
Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
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Explain the bias-variance tradeoff and how it guides model choice, regularization, and generalization performance.
Explain what a p-value means, how it relates to statistical significance, and how to describe it clearly to non-technical stakeholders.
Explain encapsulation, abstraction, inheritance, and polymorphism, including how each works and how they differ in real code.
Build a systematic process to validate a 10% overnight KPI decline, isolate its cause, and recommend corrective action.
Design a launch metric system that measures user value, business impact, and product health.