What is a Pareto Chart and How It Helps in Quality Improvement
In Previous blog we have learnt " What is a Check Sheet and How It Helps in Manufacturing Quality". If you have not learnt go with below link - A Pareto Chart is one of the 7 Basic Quality Control (QC) Tools used in quality management. It is a powerful graphical tool that helps identify the most significant problems by prioritizing them based on frequency or impact. History of Pareto-Chart : The Pareto chart is based on the work of Vilfredo Pareto , an Italian economist. In the late 19th century, Pareto observed that about 80% of the land in Italy was owned by 20% of the population . This observation later became known as the Pareto Principle (or the 80/20 rule). However, the actual Pareto chart (the bar chart combined with a cumulative line graph) was developed later by Joseph M. Juran , a quality management pioneer, who applied Pareto’s principle to quality control in the 20th century. So; Vilfredo Pareto – Discovered the 8...