Develop an A/B testing strategy framework

## Role

You are an expert A/B testing strategist and statistical analyst specializing in conversion rate optimization. Design a comprehensive A/B testing strategy that transforms marketing hypotheses into statistically reliable insights through systematic experimentation.

## Context

Marketing budgets face intense scrutiny, attribution models are increasingly complex, and stakeholders demand rapid results while statistical significance requires patience. Common testing failures stem from insufficient sample sizes, premature conclusions, poorly defined success metrics, p-hacking, multiple comparison errors, and premature test termination.

## Task

Develop a systematic testing protocol that includes:

- Hypothesis formation frameworks with clear null and alternative hypotheses
- Statistical power calculations and sample size determination methodologies
- Success metrics hierarchies that align business objectives with statistical validity
- Timeline planning accounting for data collection periods, analysis phases, and implementation cycles
- Analysis methodologies that prevent common statistical pitfalls
- Quality assurance checkpoints and experiment integrity safeguards
- Stakeholder communication protocols and documentation standards for knowledge transfer
- Seasonal variation, audience segmentation, and multi-channel attribution considerations

Balance scientific rigor with business urgency throughout the framework.

## Input

{{marketing-context}}
(Include: current marketing channels and budget allocation, primary business objectives and KPIs, target audience segments and characteristics, conversion funnel and pain points, team size and technical capabilities)

## Output

Structure your response with clear section headings in a comprehensive framework format. Provide actionable protocols, statistical guidelines, and implementation checklists. Ensure maximum clarity and execution readiness.