The Six Sigma certification is a professional credential that validates an individual’s expertise in the principles, methodologies, and tools of Six Sigma. Six Sigma is a data-driven approach used by organizations to improve process efficiency, reduce defects, enhance quality, and achieve operational excellence. Obtaining a Six Sigma certification demonstrates a deep understanding of statistical analysis, problem-solving techniques, and project management skills. It signifies an individual’s ability to lead process improvement initiatives, drive organizational change, and deliver measurable results. Different levels of Six Sigma certification, such as White Belt, Yellow Belt, Green Belt, and Black Belt, exist to acknowledge varying levels of knowledge and proficiency in applying Six Sigma methodologies.