Donnell, Augustus creator text S.l.]US AT&T Quality Steering Committee 1990 monographic xiv, 173 p. Answers basic questions about data analysis. Presents strategy for selecting measures that will help in understanding, managing and improving the business process. Teaches concepts of process capability, process control and, process improvement. Introduces the control chart; and explains how to diagnose the sources of significant changes in the business process. Describes data analysis tools including histograms, Pareto diagrams, and boxplots. 2/1/01 TESSA_H LRC 12.04.01 D685