A/B Test Planning Document

Create a comprehensive A/B test plan for [feature/element]. Include: 1) Clear hypothesis statement in the format 'If we [make this change], then [this outcome] will happen, because [rationale]', 2) Primary and secondary success metrics with specific calculations, 3) Required sample size based on expected effect size, 4) Test duration calculation based on traffic volume, 5) List of potential confounding variables and mitigation strategies, 6) Test implementation requirements, and 7) Analysis plan including segmentation dimensions.