I've got the power: what statistical power means

Important, but overlooked Power is a crucial number to understand for hypothesis tests, but sadly, many courses omit it and it's often poorly understood if it's understood at all . To be clear, if you're doing any kind of A/B testing, you have to understand power. In this blog post, I'm going to teach you all about power. Hypothesis testing All A/B tests, all randomized control trials (RCTs), and…