A Primer on Statistical Power and Power Analysis

‘Power’ is a word that is often used, but not often understood. Here’s a quick primer on what it means…

Keith McNulty

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If your experience is anything like mine, you’ve probably heard numerous people talk about ‘statistical power’ in conversations at work. I’m pretty sure that for the most part these people are pushing for larger sample sizes on the basis of some vague conception that a larger n is always good.

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Keith McNulty

Pure and Applied Mathematician. LinkedIn Top Voice in Tech. Expert and Author in Data Science and Statistics. Find me on LinkedIn, Twitter or keithmcnulty.org