Air India Interview Questions
The questions to prepare for Air India interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
Explain how to design, power, monitor, and analyze an A/B test so its conclusions are statistically and practically valid.
Design an A/B test for a new booking experience, including metrics, power, guardrails, and a ship rule.
Write a query utilizing window functions such as ROWNUMBER or DENSERANK to identify the top three active users per region over the last quarter. Treat use...
Outline the first checks to diagnose a sudden drop in a core product metric, starting with data quality, scope, and decomposition.
Explain what statistical significance means and why it matters when interpreting experimental or analytical results.
Design a practical training and evaluation strategy for classification when minority-class errors matter more than accuracy.
Explain how you diagnosed and improved a model's performance using evaluation, feature engineering, model selection, or tuning.
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Calculate each user's 7-day activity average and rank users within their cohort using PostgreSQL window functions.
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TredenceCalculate monthly user totals, running totals, and time-based rankings with PostgreSQL window functions.