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A/B Testing

Most attribution models confuse correlation with causation, leading to misguided marketing spend. Learn why your model is probably wrong and how to fix it.

3 min read

Correlation vs. Causation: Why Your Attribution Model Is Wrong

Picture of Writing Team Writing Team: Feb 9, 2026 12:00:02 AM

Your attribution model is lying to you. It's not malicious—more like a well-meaning friend who insists they saw Bigfoot last weekend. The data looks...

Data A/B Testing AI Testing
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Most marketing A/B tests use samples too small to mean anything statistically. Learn why your

3 min read

The Sample Size Problem: Why Most Marketing Tests Are Meaningless

Picture of Writing Team Writing Team: Feb 8, 2026 11:59:59 PM

Remember when Coca-Cola spent two years and four million dollars testing New Coke on 200,000 people, only to face a consumer revolt so fierce they...

Research Data A/B Testing
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