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JaneYang
Level I

How to calculate Cpk with specified sigma

Hi All,

I used to be able to calculate Cpk with Robust Standard diviation, typed in in the "Specified Sigma" box. But I couldn't find it in JMP16 any more. Please help. Thank you.

JaneYang_0-1663310138160.pngl

Jane

1 ACCEPTED SOLUTION

Accepted Solutions
David_Burnham
Super User (Alumni)

Re: How to calculate Cpk with specified sigma

Under process capability options you can enter a user-specified value for sigma:

 

David_Burnham_0-1663320560616.png

 

-Dave

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2 REPLIES 2
David_Burnham
Super User (Alumni)

Re: How to calculate Cpk with specified sigma

Under process capability options you can enter a user-specified value for sigma:

 

David_Burnham_0-1663320560616.png

 

-Dave
JaneYang
Level I

Re: How to calculate Cpk with specified sigma

Thank you very much!