&gt; In most organizations, if someone wants to make a change to the website, they’ll want data to support that change.<p>So true and sad. In all the so called data-driven groups I have worked for, the tyranny of data makes metrics and numbers the justification for or counter to anything, however they have been put together.<p>&gt; The sad truth is that most people aren’t being rigorous about their A&#x2F;B testing and, in fact, one could argue that they’re not A&#x2F;B testing at all, they’re just confirming their own hypotheses.<p>The sad truth is that most people aren’t being rigorous about anything.