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Statistics applied to Quality Control

1. Cause and Effect Diagrams

   • they are used to identify the underlying symptoms of a problem or as a means to find root causes.
     • brainstorm
     • analysis chart

2. control charts

   • they are tools that are used to determine whether or not a process of manufacturing or business in a State of statistical control
     • right decisions
     • process control

3. check sheet

   • verification is a simple document that is used to collect data in real time and in the place where the data are generated
     • location
     • Classification
     • Frequency
     • Measurement Scale
     • check list

4. _Histogram

   • It is a graph showing a visual impression of the distribution of data

5. Pareto chart

   • It contains bars
     • vañues
   • line chart
     • Total

6. scatter plot or scatter graph

   • Cartesian coordinates
   • show values of two variables

7. The Deming Cycle

   • hypothesis
   • experiment
   • evaluation

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