Explain and interpret p-values correctly
Company: PayPal
Role: Data Scientist
Category: Statistics & Math
Difficulty: easy
Interview Round: Technical Screen
Overview: This question evaluates statistical inference and experimental-design competencies, focusing on a precise definition and correct interpretation of p-values along with how sample size, effect size, variance, multiple testing, sequential peeking, and imbalanced or delayed labels affect experimental conclusions in a fraud-detection context.
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