The PDCA approach, also known as the Shewhart Cycle, is one of the most (1) _______ used quality control paradigms. Named for Walter A. Shewhart, it was made popular by Dr. W. Edwards Deming. To be effective, PDCA cycles should be implemented (2) __________ and each repetition should begin as soon as possible with each cycle taking you closer and closer toward your objective. The approach is based on the idea that people’s knowledge and skills are, (3) _________, limited, but also capable of improvement over time. So, even though key information may be lacking, it is better to make some sort of start and to be (4) _____________ right rather than (5) __________wrong. Over time, and with improving knowledge and skills, a series of PDCA cycles can help people to define and achieve their objectives.