control-charts Keith Norris2022-08-04T23:47:17+07:00August 4th, 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.