Graham, M. A.; Human, S. W.; Chakraborti, S. - In: Journal of Applied Statistics 37 (2010) 11, pp. 1795-1813
A nonparametric Shewhart-type control chart is proposed for monitoring the location of a continuous variable in a Phase I process control setting. The chart is based on the pooled median of the available Phase I samples and the charting statistics are the counts (number of observations) in each...