What is A/B Testing
Comparing variants for optimization
A/B Testing is a method of comparing two versions of a webpage, application, or other product to determine which one performs better.
How A/B Testing Works
- Two versions are created: control (A) and test (B)
- Traffic is randomly split between versions
- Statistics on key metrics are collected
- A statistically significant winner is determined
What to Test
- Headlines and copy
- Button colors and design
- Element placement
- Pricing
- Registration forms
Key Metrics
- Conversion — percentage of target actions
- CTR — click-through rate
- Time on page
- Bounce rate
Tools
- Google Optimize
- Optimizely
- VWO
- AB Tasty