Tqm Tool2

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Tqm Tool2

  1. 1. TOTAL QUALITY MANAGEMENT TOOLS OF TQM (2) Abdulla Jassim Abdulla
  2. 2. The Seven Tools oF TQM <ul><li>Flowcharts </li></ul><ul><li>Cause and effect Diagram (Ishikawa) </li></ul><ul><li>Check sheets </li></ul><ul><li>Pareto Charts </li></ul><ul><li>Histograms </li></ul><ul><li>Run Charts and Control charts </li></ul><ul><li>Scatterplots and correlation Analysis </li></ul>
  3. 3. Pareto Charts <ul><li>Named after Wilfredo Pareto. </li></ul><ul><li>Prioritize problems </li></ul><ul><li>Categorical Data </li></ul>
  4. 4. Histograms <ul><li>Process Variability </li></ul><ul><li>Continuous Data </li></ul><ul><li>Factors important when investigating Histograms: </li></ul><ul><li>Variations </li></ul><ul><li>Location </li></ul><ul><li>Shape </li></ul><ul><li>Unusual features </li></ul>
  5. 5. Bar charts <ul><li>Graphical summary of data </li></ul><ul><li>Display group differences </li></ul><ul><li>Ordinal data </li></ul>
  6. 6. Unusual Features in Histograms <ul><li>Bimodal histograms </li></ul><ul><li>Cut-off Distribution </li></ul><ul><li>Combed Distribution </li></ul>
  7. 7. Summary Statistics <ul><li>Mean </li></ul><ul><li>Median </li></ul><ul><li>Standard Deviations </li></ul><ul><li>Variance </li></ul>
  8. 8. Run Charts <ul><li>Variation (Trends) over time. </li></ul><ul><li>Data Could be Means, counts or proportions collected over time. </li></ul>

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