Six Sigma - Green Belt level session II

Programme and exercises

PART II DAY IV

1 Implementation of the pilot project.

2 Presentation of projects carried out by participants.

3 Six Sigma project stages.

PHASE 3 – ANALYZE (causes of the problem)

• Data review.
• Process stability analysis (control charters).
• Process capability assessment.
• Process analysis and identification of possible causes.
• Process map.
• Cause-and-effect diagram.
• Pareto analysis.
• 5 WHY method.
• Failure Mode and Effects Analysis (FMEA).
• Defining and testing the hypotheses.
• T-test, F-test, ANOVA, General Linear Model.
• Proportions, Chi square test.
• Correlations, Regression.

PART II DAY V

PHASE 4 – IMPROVE (process)

• Determining the nature of key variables X.
• Generating alternatives for critical variables X.
• Choosing the best solutions.
• Optimisation of operational parameters X.
• Introduction to planning the DOE experiments.
• Differences between the traditional experiment and the DOE method.
• Parameters selection.
• Planning and implementation of the experiment.
• Creating the system equation and interaction diagrams.
• Parameters optimisation.
• Performing an actual experiment.
• Fractional experiments.
• Non-linear experiments.
• Risk analysis and design of preventive actions (FMEA).
• Selection and development of Mistake Proofing (PokaYoke).

PART II DAY VI

PHASE 5 – CONTROL (implemented solution)

• Definition of the process control plan.
• Development and implementation of control charts.
• Creation of XR control charters.
• Advanced methods for interpreting control charts.
• Typical errors in the interpretation of control charts.
• Other types of charts (XiRm, p, e.g. c, u).
• Development of response plans (OCAP).
• Summary and closure of the project.
• Implementation of the pilot project.
• Establishment and presentation of project implementation plans by participants.