Determining the essential characteristics of Six Sigma Black Belts

177 The Six Sigma Zone

The objective of having a process operate with a capability index of 1.5 to 2.0 is a reasonable and economic objective. However, the arguments commonly used to explain the economics of this objective can only be described as statistical snake oil—a blend of tortured computations and incompatible, highly questionable assumptions, having a hypnotic effect and often resulting in a suspension of cr...

Lean Six Sigma Terminology

Affinity Diagram – A tool used to organize and present large amounts of data (ideas, issues, solutions, problems) into logical categories based on user perceived relationships and conceptual frame working. Often used in the form of “sticky notes” sent up to the front of the room in brainstorming exercises, and then grouped by facilitator and workers. Final diagram shows relationship between the...

Six Sigma: A Preamble

Six Sigma for Software

Six Sigma has been very successfully applied in manufacturing. Is it also applicable to software, and ICT? Six Sigma is about cost reduction by eliminating defects. Six Sigma uses the following three principles: 1. Focus on customers 2. Process orientation 3. Leadership based on metrics Applying Six Sigma to software development makes software projects transparent to both management and custome...

Six Sigma Certification Program

The Six Sigma Training and Certification Levels are organized into a hierarchy of individuals (named according to martial arts convention). As this process is deeply rooted in teamwork, it is important for each certified Six Sigma Professional to know his or her role and responsibilities within an organization. Lower level individuals will report to higher level individuals with problems, and h...