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The Seven Basic Tools of Quality Training Course in Egypt


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 tools are:


  • Check Sheets – A generic Tool which can be used for collection and analysis of data. A structured and prepared form that can be adapted for wide variety of issues


  • Control Charts – This is a graphical technique,which can be used to study the changes to a process over time


  • Pareto Chart – This is another graphical technique, which can be used to identify the significance of individual factors


  • Scatter Chart – This is used to identify the relation between variables, by plotting pairs of numerical data, with one variable on each axis. The points will be falling on a line or a curve, if the variables are related.


  • Cause and Effect Diagram (Also called as Ishikawa Diagram or Fishbone Diagram) – This can be used to structure the brain Storming Sessions. It is used to sort ideas into useful categories. Many Possible Causes are identified for a stated problem and the effect on the problem are identified


  • Flow Chart (Stratification Charts) - This tool is used to identify the patterns within the data collected from multiple sources and clubbed together. It is used to identify the meaning of the vast data by identifying patterns.


  • Histogram – It looks very much like a bar chart. it is used to identify the frequency of occurrence of a variable in a set of data.

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