Anne Holland’s Which Test Won received The Measurement Standard’s Best New Measurement Product of the Year Award for 2010. Here is a perfect example of why Which Test Won’s A/B testing is such a powerful measurement tool.
Would you have suspected that adding the phrase “Join 14,752 others and get free updates!” would have such a strong negative result on signups? That seven-word social proof addition to an email signup box produced a strong counterintuitive result that faked out many experienced marketers.
Read more at Which Test Won’s DIYThemes Blog Test.
--Bill Paarlberg, Editor, The Measurement Standard
The Measurement Standard is a publication of KDPaine & Partners, a company that delivers custom research to measure brand image, public relationships, and engagement.
“Do not believe in anything simply because you have heard it. Do not believe in anything simply because it is spoken and rumored by many… Do not believe in anything merely on the authority of your teachers and elders... But after observation and analysis, when you find that anything agrees with reason and is conducive to the good and benefit of one and all, then accept it and live up to it.” 
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