This article examines the effects of non-normality as measured by skewness and provides an alternative method of designing individuals control chart with non-normal distributions. A skewness correction method for constructing the individuals control chart is provided. An example of thickness of biscuit process is presented to illustrate the individuals control chart limits.
Kan, Betül and Yazici, Berna
"The Individuals Control Chart in Case of Non-Normality,"
Journal of Modern Applied Statistical Methods:
2, Article 28.
Available at: http://digitalcommons.wayne.edu/jmasm/vol5/iss2/28