52 lines
2.4 KiB
Markdown
52 lines
2.4 KiB
Markdown
---
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name: brainstorm-experiments-existing
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description: "Design experiments to test assumptions for an existing product — prototypes, A/B tests, spikes, and other low-effort validation methods. Use when validating assumptions, testing feature ideas cheaply, or planning product experiments."
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---
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## Design Experiments (Existing Product)
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Design low-effort experiments to test product assumptions before committing to full implementation.
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### Context
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You are helping a product team design experiments for **$ARGUMENTS**. The team has a feature idea and assumptions that need validation.
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If the user provides files (PRDs, assumption lists, designs), read them first.
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### Instructions
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The user will describe their idea and assumptions. Work through these steps:
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1. **Clarify the idea and assumptions**: Confirm what the team wants to build and what they need to validate.
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2. **Suggest experiments** for each assumption. Consider methods like:
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- First-click testing or task completion with a prototype
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- Feature stubs or fake door tests
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- Technical spikes
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- A/B tests on production (with risk mitigation)
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- Wizard of Oz approaches
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- Survey-based validation (behavioral, not opinion-based)
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3. **Key principles to follow**:
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- Measure actual behavior, not users' opinions
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- Test responsibly — don't put users or the business at risk
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- For production tests (e.g., A/B tests), explain risk mitigation strategies
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- Aim for maximum validated learning with minimal effort
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4. **For each experiment**, specify:
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- **Assumption**: What do we believe?
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- **Experiment**: What exactly will we do to validate it?
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- **Metric**: What will be measured?
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- **Success threshold**: The expected value if we are right
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Think step by step. Present experiments in a clear table or structured format. Save as markdown if substantial.
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---
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### Further Reading
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- [Testing Product Ideas: The Ultimate Validation Experiments Library](https://www.productcompass.pm/p/the-ultimate-experiments-library)
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- [Assumption Prioritization Canvas: How to Identify And Test The Right Assumptions](https://www.productcompass.pm/p/assumption-prioritization-canvas)
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- [What Is Product Discovery? The Ultimate Guide Step-by-Step](https://www.productcompass.pm/p/what-exactly-is-product-discovery)
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- [Continuous Product Discovery Masterclass (CPDM)](https://www.productcompass.pm/p/cpdm) (video course)
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