iSixSigma

VazBelt

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  • Hi @Ddelisle

    I was struggling with the same question when I came across this topic. I though it’s best to share my findings.

    1. Z (ucl) = 1 > Area to the left of UCL = 0.8413 (from table)

    2. Since we want the area to the right of UCL (upper rejection zone) : 1 – 0.8413 = 0.1586 — A

    3. Z (lcl) = -0.6818 > Area to the left of LCL = 0.2483…[Read more]