Meta Data Scientist Interview Experience — A Full List of Probability and Stats Questions

Meta·Data Scientist·Oct 2025
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Published

Curated and edited by PracHub

Practice the questions from this interview

Model user-level ad impression allocation
Compare two ad insertion strategies
Derive expected meetings given nonempty room
Compute conditional occupancy across two rooms
Estimate first selection round with/without replacement
Compute posterior for accurate-but-rare classifier
Build a Bayes classifier for reviewer types
Analyze regression to mean in heavy-tailed shares
Model session times and comments with exponential/Poisson

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