BS 5703-3:2003 PDF

Guide to data analysis, quality control and improvement using cusum techniques - Part 3: Cusum methods for process/quality control using measured data Executive summary Guidance on procedures for setting up cusum schemes for process and quality control using measured data. Abstract This British Standard, a part of the BS 5703 series, provides procedures for setting up cumulative sum (cusum) schemes for process and quality control using measured data. It outlines the necessary steps for setting up a cusum scheme for measured data: how to select or set the target value, how to set up the cusum stationery, and what shape and size to make the cusum mask to achieve the desired level of performance. Cusum schemes for the mean value, range and standard deviation are described as well as the types of data to be encountered. The changes included in this standard from the previous edition are: