102. Design of experiments is a statistical methodology often used in six-sigma projects. It aims to accomplish which of the following? A. Keep careful track of the occurrences of each possible defect g Determine the cause and effect relationships between process variables and output C. Report defects to management on a Pareto chart D. Carefully change each individual process variable until the cause of a defect is found E. Eliminate defects by finding out who or what is causing them