CTQ TREE
A Critical to Quality (CTQ) tree is a diagram tool that helps you translate customer needs into drivers and measurable performance requirements when improving or developing a new process.
CTQ trees are often used in the early stages of developing or improving a process, product or service as we are trying to understand the customer and stakeholders better.
Needs are “What” the customer wants, needs, or expects. “Drivers” are why and “Requirements” are how we seek to measure accordingly…