A pareto chart is a series of bars whose heights reflect the frequency or impact of problems. It consists of both bars and line graphs. Bars in descending order in a pareto diagram represent individual values and the line is cumulative value. A pareto diagram gets its name from the pareto principle. According to pareto principle 80% of the effects comes from 20% of the causes. Read More

The seven basic quality tools facilitate data collection, data analysis and data visualization. PMBOK 5th edition specifically mentioned the complete list of the seven basic quality tools. However, PMBOK 6th edition has grouped all tools and techniques under six specific categories. Hence this post briefly describes all seven basic quality tools like Pareto diagrams, Check sheets, Control Charts etc. Read More