Useful Definitions in Quality Management
5 Why - A best method to find out the root cause of the problem by repeating the question why. Each question creates the base for the next question. By 5 why the questions reach to the fifth level to get the root cause of the problem. Note - It is not mandatory to reach up to the fifth level question to get the root cause of the problem. Root cause may find out at third or fourth level also. 8D - In case of customer complaint, 8D that is Eight Disciplines, is the standardize method of problem solving's. For the detail check my last blog - "G8D _ Problem Solving Tool in Quality". G8D - G Stands for 'Global'. + 8D. G8D starts from D0. 8D starts from D1. 4M - It includes - Man, Machine, Method & Material. It's a change management strategy. Supplier should inform to customer for any 4M changes within an organisation. 3M - Muda, Mura, Muri. Muda - Toyota has developed this production system to eliminate three enemies of lean manufacturing concept. Muda - ...