Statistical Tool

A/B Test Significance

Don't guess. Calculate the mathematical confidence of your experiment.

Control (Original)

CR: 0.00%

Variant (New)

CR: 0.00%

Statistical Guidelines

We use a two-tailed Z-Test to determine significance.

  • 95% Confidence: The standard threshold. It means there is only a 5% chance the result is a fluke.
  • Sample Size: If you have fewer than 1,000 visitors per variation, results may be volatile even if "significant."

Want to run tests automatically without math?

Use Zyro's Auto-Bandit