title, type, tags, sources, last_updated
| title |
type |
tags |
sources |
last_updated |
| Randomization |
concept |
| statistics |
| experimentation |
|
| project-management-experiment-tracker |
|
2026-04-20 |
Definition
Randomization is the assignment of units to experimental variants by chance to reduce bias and support causal inference.
Core Principles
- Randomly assign at the correct unit level
- Keep assignment stable during the experiment
- Avoid contamination between variants
- Validate balance across key segments
Related Concepts
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