Interpret A/B results with p-values and uncertainty

Company: Upstart

Role: Data Scientist

Category: Statistics & Math

Difficulty: medium

Interview Round: HR Screen

Quick Answer: This question evaluates proficiency in statistical inference for A/B testing, covering confidence intervals, p-values, multiple-testing correction (Benjamini–Hochberg), effect-size interpretation, power/sample-size calculation, and guardrail risk assessment.