00000cab a22000003a 4500 UP-99796217612991679 Buklod 20231008002102.0 a grb 001 u| ta 190325s xx d | ||r ||||| || DENG eng Saleh, Nesma A The Difficulty in designing Shewhart X and X control charts with estimated parameters by Nesma A. Saleh [and three others}. pp.127-138. Estimation effect. Shewhart control chart. Standard deviation of average run length. SPC. Statistical process control. Mahmoud, Mahmoud A. Keefe, Matthew J. Woodall, William H. Journal of quality technology 47, 2 (2015 (Ap)). FO. UPD DENG Article