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Statistics & Math questions require understanding of core concepts and practice. PracHub provides solutions with explanations to help you master statistics & math interviews.

What difficulty level is this interview question?

This is a medium difficulty Statistics & Math question, commonly asked during Onsite rounds at Meta.

What role is this question designed for?

This question is commonly asked for Data Scientist candidates at Meta during technical interviews.

Estimate bots and CI from DAU spike

Last updated: Mar 29, 2026

Quick Overview

This question evaluates proficiency in mixture modeling for anomaly detection, parametric and nonparametric inference for mean differences, handling overdispersed count data, and bootstrap resampling under heavy-tailed distributions.

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Estimate bots and CI from DAU spike