Basic tools of quality

Basic tools of quality

1. Scatter Plots

2. Pareto Charts

3. Cause and Effect Diagrams

   • Also known as Ishikawa, by its creator Kaoru Ishikawa, and fishbone diagrams, for their resemblance to the skeleton of a fish.
   • They are employed to identify the underlying symptoms of a problem or "effect" as a means of finding the root cause.
     • By combining brainstorming techniques with graphical analysis.

4. Control(Run) Charts

5. Control Chart

   • It is a graphical tool that shows a magnitude of a characteristic that has been obtained through a sampling process.

6. Flow Charts

7. Check Sheet

   • It is a simple document that is used to collect data in in real time and in place where the data is generated with the use of marks for the annotation.
   • Types of Check Sheets: Classificaciton, location, frequency, measurement scale, check list.