Six sigma and cmm levels

This document presents an overview of Six Sigma, a disciplined approach to improve businesses by enhancing quality and eliminating defects, originally developed by Motorola in the 1980s. It details the five steps of Six Sigma, ranging from defining faulty processes to implementing controls, and outlines the different certification levels from White Belt to Master Black Belt. Additionally, it discusses the Capability Maturity Model (CMM) used to evaluate software development processes, detailing its five maturity levels from Initial to Optimizing.