Hypothesis testing Articles — Atticus Li

Atticus Li

Blog · Tag

Hypothesis testing

Articles exploring hypothesis testing through the lens of behavioral science and experimentation. Practical frameworks for growth leaders who measure in revenue, not vanity metrics.

2 articles

p-values Apr 7, 2026 8 min read

P-Values Explained for A/B Testing (Without the PhD)

P-values drive every A/B testing decision, but most teams misinterpret them. A clear, jargon-free explanation of what p-values mean and how to use them.

Read Article
→ 

one-tailed test Mar 27, 2026 6 min read

One-Tailed vs Two-Tailed Tests: Does It Actually Matter?

Understand the difference between one-tailed and two-tailed hypothesis tests in A/B testing, when each is appropriate, and the simple conversion rule between them.

Read Article
→ 

The PRISM Method → CRO Services → Case Studies →