CREATIVE TEST PLAN Test ID / owner / creator / approver: Business question: Falsifiable hypothesis and reasoning: Exploration, execution refinement, randomized A/B, or lift test: Primary outcome, denominator, and measurement source: Business target and how it relates to acquisition economics: Control / challenger / material change: Constants (offer, destination, tracking, audience eligibility, schedule): Optimization event / attribution window / reporting basis: Expected conversion and customer-quality delay: Baseline rate or outcome and relevant comparison period: Minimum worthwhile effect: Sizing method / confidence / power / multiple-comparison treatment: Planned sample, budget, duration, and feasibility: Decision rule (including inconclusive) agreed before launch: Safety stop conditions (tracking, spend cap, availability, harmful error): Quality guardrails (refunds, cancellations, qualified leads, margin): Platform delivery and randomization checks: Review date after outcome maturation: What each plausible result would change in the next brief: