![]() The oft’ cited Joseph Juran (1904 – 2008) – the quality management evangelist (did you know his middle name is Moses?) is credited with suggesting the principle and naming it after Italian economist Vilfredo Pareto (1848–1923). Vilfredo noticed in the early 1900’s that 80% of the land in Italy was owned by 20% of the population – and he went on to his garden, finding that 20% of the pea pods contained 80% of the peas. Vilfredo Paredo – photo courtesy of the Creative Commons License Math comes into the scene with something called the power law of distribution – but let’s just keep that … over here – for now. Meaning that, in many cases, roughly 80% of the effects come from 20% of the causes. You may even have heard of The Pareto principle, or what is more commonly known as the 80–20 rule, or “The vital few, and the trivial many”. ![]() We’ve talked about the disciplined problem solving approach called 5 Whys that’s one of them. But as simple as they are, they can be quite powerful. There are a few of these basic tools used by those who analyze a business, they are for the most part very easy to understand. The Pareto Chart is a classic – it has history, and it has applicability. ![]()
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