Six Sigma - Green Belt level session I

Programme and exercises

PART I DAY I

1 Introduction to Six Sigma:

• What is Six Sigma?
• Examples from companies that have launched Six Sigma programmes.
• Projects as a way of making improvements.
• The concept of the ‘hidden factory’.
• How quality and performance are measured in Six Sigma (RTY).
• Poor quality costs.
• Roles and responsibilities in Six Sigma system.
• Green Belt certification conditions.

2 Fundamentals of statistics:

• The nature and causes of variability.
• Systemic and special causes of variability.
• Data types.
• Parameters of descriptive statistics.
• Charts: histogram, Dotplot, Boxpolt, ScatterPlot, Matrixplot, control charts.
• The concept of normal distribution and standard deviation.
• Calculating probability for a normal distribution.

PART I DAY II

1 Six Sigma methodology:

• DMAIC methodology.
• Identification of the company’s problems.
• Prioritisation, selection and definition of improvement projects.

2 Six Sigma project stages:

PHASE 1 – DEFINE (project)

• Preparation of a Project Charter.
• Formulating the problem and purpose of the project.
• Project scope.
• Milestones.
• SIPOC diagram.
• Defining CTQ parameters.

PART I DAY III

1 Six Sigma project stages:

PHASE 2 – MEASURE (current status)

• Transition from external CTQ to internal Y.
• Data collection plan.
• MSA – Measurement system validation (Gage R&R).
• Process stability study.
• Determining the current capacity of the process: Cp, Cpk, Pp, Ppk, DPMO, Sigma level of the process.
• Interpretation of the results.

2 Implementation of the pilot project:

• Pre-selection of pilot projects by participants, definition of Project Charter and data collection plan.
• Individual work.

BREAK FOR IMPLEMENTATION OF THE PILOT PROJECT (approx. 1 month)