Chapter 9 ProblemSolving Using Define Measure Analyze Improve

Chapter 9 Problem-Solving Using Define, Measure, Analyze, Improve, Control Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • If you don’t know where you are going, you will probably end up somewhere else. – Laurence J. Peters • Author and business theorist Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Dr. Deming’s Plan-Do-Study-Act Cycle Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Six Sigma projects have five phases: – Define – Measure – Analyze – Improve – Control Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers (note similarity to PDSA) © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Define – Identify the problem/project – Define the requirements – Establish the goals to be achieved Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Measure – Gather information about the current process • Define and measure key process steps and inputs – Refine the problem statement and goals Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Analyze – Identify potential root causes of the problem – Validate the cause and effect relationship – Identify the vital few root causes Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Improve – Implement solution to address root causes of problem – Test solutions – Measure results Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Control – Evaluate and monitor improvements • Make adjustments as needed – Establish standard procedures Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Eight essential tools typically used within DMAIC process – Process Maps – Cause and Effect Diagrams – Failure Modes and Effects Analysis – Measurement System Analysis – Process Capability Studies – Multi-variate studies – Design of Experiments – Process Control Plans Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.

Problem-Solving • Seven Tools of Quality proposed by Kaoru Ishikawa – Flow Chart – Control Chart – Check Sheet – Histogram – Pareto Diagram – Cause and Effect Diagram – Scatter Diagram Lean Six Sigma: Process Improvement Tools and Techniques Donna C. Summers © 2011 Pearson Higher Education, Upper Saddle River, NJ 07458. • All Rights Reserved.