Exactly, what to do? A cumsum chart is "restarted", beginning production after malfunction is a new "0 point". Should I do the same with a MA...
You know, sometimes it's hard to understand that the way which was pointed by somebody who you trust, is completely wrong. And in fact I felt...
To write my engineering project and not to disturb and embarrass people with my stupid questions anymore. Really. I've got one more, maybe not...
Thank you Bev D, you helped me so, so much, you're so engaged and patient! You're an angel! And your sources (including the newest source) are...
I agree with you but if you extrapolate your knowlage too much, you may come to wrong conclusion. Sometimes direct asking is necessary to verify...
Of course everything is ploted in time series etc. but if not by Cp and Cpk, how can I find a moment, when the process BECAMES unstable, before...
I know that Cp doesn't show any trend but lowering of Cp may show that the process is going to be unstable, isn't it? If I calculate Cp and Cpk...
Yeah, I know and I'm going to understand it but in fact I have very little time now. I need to know if my data is usefull or useless. I want to be...
I tried but I did't have much time and much support, my method was accepted but in fact in that company most of employees at engineering posts...
Hello everybody, I'm new here and I'm not native English speaker so I'm sorry for mistakes and describing some concepts instead of using...
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