{ "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What is statistical significance in A/B testing?", "acceptedAnswer": { "@type": "Answer", "text": "The point at which results are reliable enough to not be due to chance — typically 95% confidence." } }, { "@type": "Question", "name": "What is the minimum sample size for a valid A/B test?", "acceptedAnswer": { "@type": "Answer", "text": "Depends on baseline conversion rate and desired effect size — use a sample size calculator." } }, { "@type": "Question", "name": "Can you A/B test more than two variants?", "acceptedAnswer": { "@type": "Answer", "text": "Yes — testing three or more variants is called multivariate testing." } } ] }
Definition

What Is A/B Testing in Web Design?

A controlled experiment where two versions of a webpage element are shown to different user segments simultaneously to determine which performs better against a defined metric.

Related Terms

CRO

Heatmap

Conversion Rate

Landing Page

Analytics

Example

Reload Mode runs an A/B test on a landing page, testing 'Get a Free Audit' vs 'Analyse My Website' as the CTA — the first variant wins with a 22% higher CTR.

Synonyms:

Split testing, Multivariate testing

Acronyms:

-