Is 3 Sigma Enough for Quality Control and Risk Management?
Understand when 3 sigma is sufficient and why critical industries may require higher standards like 6 sigma for quality assurance.
What is the Formula for CPK (Process Capability Index) in Sigma?
Learn the formula for CPK in sigma, a key metric showing process capability by comparing specification limits, mean, and standard deviation.
Why Are 3 Sigma Limits Used in Quality Control?
Learn why 3 sigma limits are essential in quality control for detecting process variations and ensuring consistent product quality.