Design a Geo-Holdout Test Without Platform Help
We built a world where ads add exactly 4% to sales, ran a sound test on it, and the test said 0.35%.
· 7 min read · XP-001
The Sandbox
Xperiments
Campaign Deconstruction & Tool Stress-Testing.
Strategists don’t trust theories; they test models. This desk turns abstract marketing theories into real-world simulations, platform teardowns, and MarTech stack audits, revealing the actual results—even when the data proves the hypothesis wrong.
Format
Interactive case studies, live UI/UX audits, and database teardowns.
Target audience
Growth hackers, product marketers, and data analysts.
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