A pie chart is a circular graph used to represent data, where the size of each wedge is proportional to the quantity it represents. The chart is divided into slices, each representing a portion of the whole. Pie charts are commonly used to show percentages or proportions of a whole, and are usefu...

What is a Pareto Chart? A Pareto Chart is a graphical representation of data that displays the relative frequency or size of problems in descending order of importance. It is based on the Pareto principle, which states that roughly 80% of effects come from 20% of causes. Pareto Charts are commonl...

A Control Chart is a statistical tool that is used to monitor a process or system over time and detect any changes in its performance. It is a graphical representation of the process data, with the average value and the upper and lower control limits plotted on the chart. The pros of usi...

A Matrix Diagram is a quality management tool that is used to analyze and show the relationship between two or more sets of data. It is used to identify the strength of the relationship between different factors, and to evaluate their impact on a particular process or system. Matrix diagrams are ...

A Critical Path Diagram, also known as a Network Diagram, is a project management tool that is used to visualize the sequence of activities required to complete a project, and to identify the critical path of the project. The critical path is the longest sequence of dependent activities that must...