Sample Pollution: The A/B Testing Problem You Don’t Know You Have

Sample Pollution: The A/B Testing Problem You Don’t Know You Have

Here’s an uncomfortable truth about conversion rate optimization: lots of people are running bad tests without even knowing it. They’re making decisions based on false positives, they’re acting on inconsistent data, they’re avoiding the issue of sample pollution – I could go on.

For example, at CTA Conference in Vancouver, Bart Schutz of Online Dialogue took the stage and asked 400+ marketers to raise their hands if they know what sample pollution …read more

: Conversion XL