Pinterest Statistics & Math Interview Questions

Practice the exact questions companies are asking right now.

8 Questions 1 Company06.14.2026
Showing 8 results
Role
Pinterest logo
Pinterest
Medium
Data ScientistSenior+ Locked

Implement Bootstrap and Jackknife Estimates on a DataFrame

Implement bootstrap and jackknife uncertainty estimates for a statistic computed from a pandas DataFrame. Learn correct positional resampling, confide...

Statistics & Math
7
0
75 people solved
Jun 14, 2026
Pinterest logo
Pinterest
Hard
Data ScientistSenior+

Connect Probability, Experiment Sizing, and Bootstrap Inference

Connect Probability, Experiment Sizing, and Bootstrap Inference A product team wants a precise statistical readout for a billboard-style intervention....

Statistics & Math
5
0
32 people solved
Jun 2, 2026
Pinterest logo
Pinterest
Medium
Data Scientist

Explain BLS vs CLS; compute t-stats

Part A — Concepts: Define Brand Lift Study (BLS) vs Conversion Lift Study (CLS) in ads measurement. List key bias/variance sources for each (e.g., non...

Statistics & Math
26
0
187 people solved
Oct 13, 2025
Pinterest logo
Pinterest
Hard
Data Scientist

Analyze survey with gender imbalance

Analyze survey with gender imbalance Scenario You ran a user survey to measure satisfaction with a new product feature. Each respondent reports: - gen...

Statistics & Math
14
0
116 people solved
Aug 2, 2025
Pinterest logo
Pinterest
Hard
Data Scientist

Design rigorous A/B test and causal analysis

Experiment Design and Causal Inference: Multi-part Problem Context: You are designing a high-traffic web A/B test on a binary conversion metric. Answe...

Statistics & Math
16
0
143 people solved
Oct 13, 2025
Pinterest logo
Pinterest
Hard
Data Scientist

Estimate billboard reach and impressions

Digital Billboard: Weekly Reach, Impressions, and Store-Visit Attribution Context You are estimating the performance of a single digital billboard bes...

Statistics & Math
11
0
152 people solved
Oct 13, 2025
Pinterest logo
Pinterest
Medium
Data Scientist

Estimate Highway Billboard Impressions Using Traffic Data

Estimating Highway Billboard Reach and Impressions An out-of-home advertising team wants to estimate reach and impressions for a single highway billbo...

Statistics & Math
31
0
142 people solved
Jul 12, 2025
Pinterest logo
Pinterest
Medium
Data Scientist

Determine Appropriate Statistical Test for Comparing Means

Statistical Test for Comparing Mean Active Minutes You have two weeks of experiment data for a new algorithm. The primary metric is user active minute...

Statistics & Math
82
0
325 people solved
Jul 12, 2025

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