Execution · Difficulty 4/5

Decide significance with a weak signal

A PM interview practice question for SENIOR, STAFF candidates.

The prompt

Your A/B shows +0.4% conversion at p=0.18 after the planned runtime. Leadership wants a decision. How do you frame the call, and what additional information would you ask for?

Concepts this question tests

How to practice it in PrepOS

PrepOS's adaptive queue surfaces this question when you calibrate to a matching target level and your weakest concepts overlap with what it tests. Open the practice simulator and select the round type to start a rep with this prompt.

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Round: Execution
Target levels: SENIOR, STAFF
Source: original · Reviewed by PrepOS seed