Phase I Shewhart X-Bar Chart
get Phase I corrected charting constant with an ARMA model
Random Flexible Level Shift Model
Phase I individual control chart with an ARMA model
PH1XBAR: Phase I Shewhart X-Bar Chart
Phase I X-bar control chart with a corrected charting constant
Pistonring data
The purpose of 'PH1XBAR' is to build a Phase I Shewhart control chart for the basic Shewhart, the variance components and the ARMA models in R for subgrouped and individual data. More details can be found: Yao and Chakraborti (2020) <doi: 10.1002/qre.2793>, Yao and Chakraborti (2021) <doi: 10.1080/08982112.2021.1878220>, and Yao et al. (2023) <doi: 10.1080/00224065.2022.2139783>.