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Topic: Pareto chart


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  Pareto principle - Wikipedia, the free encyclopedia
The Pareto principle (also known as the 80-20 rule, the law of the vital few and the principle of factor sparsity) states that for many phenomena, 80% of the consequences stem from 20% of the causes.
Pareto developed both concepts in the context of the distribution of income and wealth among the population.
The Pareto principle has many applications in quality control, and is the basis for the pareto chart, one of the key tools used in total quality control and six sigma.
en.wikipedia.org /wiki/Pareto_principle   (555 words)

  
 Encyclopedia :: encyclopedia : Vilfredo Pareto   (Site not responding. Last check: 2007-10-22)
Vilfredo Pareto (born July 15, 1848 in France - died August 19, 1923 in Lausanne, Switzerland) made several important contributions to economics, sociology and moral philosophy, especially in the study of income distribution and in the analysis of individuals' choices.
The Pareto index is a measure of the inequality of income distribution.
The Pareto chart is a special type of histogram, used to view causes of a problem in order of severity from largest to smallest.
www.hallencyclopedia.com /Vilfredo_Pareto   (304 words)

  
 Curious Cat Management Glossary, Dictionary, Encyclopedia - Definitions of Management Terms: Pareto Diagram
The pareto principle states that 20% of the causes lead to 80% of the problems.
Often, it is better to use the total cost for all instances of a factor rather than just a count of the number of instances to create the pareto chart: the purpose of the pareto chart is help find the most important factors and often the total cost is more important than the total count.
If the pareto chart doesn't clearly show a few factors contributing to close to 80% think of alternative ways to group or view the data.
www.curiouscat.com /management/paretodiagram.cfm   (260 words)

  
 Pareto Chart - Part 1
What, in fact, Pareto had discovered was one of those universal laws that can be applied in a seemingly endless set of circumstances, including, as the quality guru Joseph Juran pointed out, in situations of quality and reliability.
The Pareto Chart is, at its simplest, an ordered Bar Chart, with the highest bar on the left, as in the diagram below.
As the Pareto Chart below indicates, the way you prioritise the action may have a dramatic effect on the order of the bars and consequently how you approach the problem.
www.syque.com /quality_tools/tools/Tools08.htm   (503 words)

  
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