This paper introduces the normal probability plot correlation coefficient as a test statistic in complete samples for the composite hypothesis of normality. The proposed test statistic is conceptually ...

A method of assessing multivariate normality by decomposition of measures of multivariate skewness and kurtosis into orthogonal components is described. The components can readily be inspected ...

Overview of quality and managing quality, Define Measure Analyze Improve Control (DMAIC), the six sigma approach to quality, visual representation of data, Pareto charts, histograms, process ...