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  "Title": "Phase I Shewhart X-Bar Chart",
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  "Description": "The purpose of 'PH1XBAR' is to build a Phase I Shewhart\ncontrol chart for the basic Shewhart, the variance components\nand the ARMA models in R for subgrouped and individual data.\nMore details can be found: Yao and Chakraborti (2020) <doi:\n10.1002/qre.2793>, Yao and Chakraborti (2021) <doi:\n10.1080/08982112.2021.1878220>, and Yao et al. (2023) <doi:\n10.1080/00224065.2022.2139783>.",
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  "Date/Publication": "2025-06-19 15:58:34 UTC",
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      "title": "PH1XBAR: Phase I Shewhart X-Bar Chart",
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