FSoft Pty Data Scientist Interview Questions
The questions to prepare for a FSoft Pty Data Scientist interview. Questions from real interview reports rank first. Updated daily.
Calculate account-level running totals and three-row moving averages with PostgreSQL window functions.
Explain how to identify, assess, and handle missing values in SQL using NULL checks, COALESCE, and validation logic.
Compare partner-reported and internal daily counts, then flag discrepancies and show the prior comparison status.
GoogleSegment Instacart orders by region, retailer, and derived delivery outcome with aggregate operational metrics.
InstacartApply Bayes' theorem to update a prior probability using sensitivity and false-positive rates.
Implement and evaluate a supervised learning pipeline that improves prediction accuracy through preprocessing, feature engineering, model selection, and...
Identify the causes of a quarterly engagement decline through metric validation, decomposition, segmentation, and trend analysis.
Define a success metric for a new feature that captures real user value, not just raw usage.
Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
Explain what statistical significance means and why it matters when interpreting experimental or analytical results.
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