Andreas

hi ben,
that’s possible due to your shifted Mean Value (optimized Value at 0.25). The cp value doesn’t consider the offset to your UCL and LCL.
Your process itself is good, but you have to find out what the causes for the shifted Mean Value are. Is your process normal distributed?
Andreas

hi ben,
that’s possible due to your shifted Mean Value (optimized Value at 0.25). The cp value doesn’t consider the offset to your UCL and LCL.
Your process itself is good, but you have to find out what the causes for the shifted Mean Value are. Is your process normal distributed?
Andreas

Please forward your case study to: a(dot)huebler(at)godbm(dot)de. Thanks!

very clear. thank you very much
Andreas

Thank´s bobf,
 
i have for the answer some selections.

A)

2.67, 1.33

B)

1.07, 1.33

C)

2.67, 1.07

D)

1.33, 1.07
Can this help us to find the way?
regards Andreas