7 tools

The Seven Basic Tools of Quality is a designation given to a fixed set of graphical techniques identified as being most helpful in troubleshooting issues related to quality.
They are called basic because they are suitable for people with little formal training in statistics and because they can be used to solve the vast majority of quality-related issues.

The Seven Basic Tools of Quality includes:

  • Ishikawa (fishbone) diagram
  • Check sheet
  • Control chart
  • Histogram
  • Pareto chart
  • Scatter diagram
  • Flowchart