Technical articles and insights on NEXSPC and Statistical Process Control (SPC).
Keyword "Traceability" found 4 articles (current page)
This article addresses quality engineers on how to handle auditor questions regarding why all 8 SPC rules aren't used. It argues that indiscriminately using all rules increases Type I errors (false alarms), destroys process stability, and misjudges physical laws. Rules must match process models and be backed by actionable Out-of-Control Action Plans (OCAP) supported by structured data.…
Discover the 5 non-negotiable prerequisites for CPK calculation under the new AIAG-VDA SPC manual. Learn why MSA, control charts, normality tests, 25 subgroups, and data traceability are mandatory for process capability, and how NEXSPC 4.0 automates compliance.…
Discover the hidden mathematical and engineering logic behind the golden rule of using 25 subgroups in SPC and CPK analysis. Learn how it perfectly balances statistical accuracy with real-time anomaly traceability…
Discover why SPC implementations fail due to flawed data structures, not statistics. Learn how NEXSPC's underlying data foundation enables full manufacturing traceability, automated Cpk/Ppk analysis, and Industry 4.0 readiness.…
