Practice Questions:
Overview of Six Sigma
Definition and history of Six Sigma
Key concepts and principles (e.g., DMAIC – Define, Measure, Analyze, Improve, Control)
Roles and Responsibilities
Responsibilities of a Green Belt within a Six Sigma project
Interaction with other roles (e.g., Black Belts, Champions)
Process Management and Improvement
Process mapping and flowcharting
Process capability analysis
Root cause analysis techniques (e.g., Fishbone diagram, 5 Whys)
Data Collection and Analysis
Data types and measurement scales
Sampling techniques
Statistical analysis tools (e.g., Pareto charts, Histograms, Control charts)
Statistical Methods
Probability distributions (e.g., Normal distribution, Binomial distribution)
Hypothesis testing (e.g., t-tests, ANOVA)
Regression analysis
Lean Principles
Introduction to Lean concepts (e.g., Value stream mapping, 5S)
Integration of Lean and Six Sigma methodologies (Lean Six Sigma)
Quality Management Tools
Quality management systems (e.g., ISO standards)
Quality function deployment (QFD)
Failure mode and effects analysis (FMEA)
Project Management
Project charter development
Project planning and scheduling
Stakeholder management
Change Management
Change control processes
Managing resistance to change
Communication strategies
DMAIC Methodology
Define phase: Project selection and scoping
Measure phase: Data collection and measurement system analysis (MSA)
Analyze phase: Root cause analysis and process analysis
Improve phase: Solution implementation and verification
Control phase: Sustaining improvements and monitoring performance
Case Studies and Practical Applications
Application of Six Sigma concepts in real-world scenarios
Analyzing case studies to demonstrate understanding and application of Six Sigma tools and techniques

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