Qiu, Peihua; Li, Zhonghua - In: Statistics & Probability Letters 81 (2011) 12, pp. 1833-1840
We consider statistical process control (SPC) of univariate processes when observed data are not normally distributed. Most existing SPC procedures are based on the normality assumption. In the literature, it has been demonstrated that their performance is unreliable in cases when they are used...