Package: PH1XBAR Type: Package Title: Phase I Shewhart X-Bar Chart Version: 0.11.3 Authors@R: c( person("Yuhui", "Yao", role = c("aut", "cre"), email = "yyao17@ua.edu"), person("Subha", "Chakraborti", role = c("ctb"), email = "schakrab@ua.edu"), person("Tyler", "Thomas", role = c("ctb"), email = "tjthomas7@crimson.ua.edu"), person("Jason", "Parton", role = c("ctb"), email = "jmparton@ua.edu"), person("Xin", "Yang", role = c("ctb"), email = "xyang15@cba.ua.edu") ) Maintainer: Yuhui Yao Description: 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) , Yao and Chakraborti (2021) , and Yao et al. (2023) . License: GPL-3 Encoding: UTF-8 LazyData: true Depends: R (>= 3.5.0) Imports: forecast, mvtnorm, pracma, VGAM URL: https://github.com/bolus123/PH1XBAR RoxygenNote: 7.3.2 Repository: https://yuhuiyao88.r-universe.dev Date/Publication: 2025-06-19 15:58:34 UTC RemoteUrl: https://github.com/yuhuiyao88/ph1xbar RemoteRef: HEAD RemoteSha: 2fa6f0d70de7f9e1ee410eeb64189429e35594cc NeedsCompilation: no Packaged: 2026-06-18 11:05:35 UTC; root Author: Yuhui Yao [aut, cre], Subha Chakraborti [ctb], Tyler Thomas [ctb], Jason Parton [ctb], Xin Yang [ctb]