process control chart Keith Norris2022-05-02T21:07:54+07:00March 10th, 2022| Share This Story, Choose Your Platform! FacebookTwitterLinkedInRedditTumblrPinterestVkEmail About the Author: Keith Norris Keith is a long time practitioner of continuous improvement, an author, a proud husband and father, cyclist, ice hockey player, and CEO at Complete XRM, inc.