Cp and Cpk Calculation:
Try Reference: Juran’s Quality Control Handbook Ch. 16, P. 19-35
Useful pts – to get you going.
Cp = (USL – LSL)/6s
To determine whether a process, given its natural short-term variation, has the potential capability to meet established customer requirements or specifications. Cp is a ratio of the to…[Read more]
Fahim, Either you are new to Improvement or Quality process – or looking for few quick examples, to get few quick hits at work. Each process and industry is different, one need to learn to apply the improvement technique and skills – as required. Whatever, there is no short cuts! Few tips
1. Do some research on the topic
2. Buy few books.
The name of the game – if I can call it is “Improvement”. Not going on BB training and then obtaining certification. Project identification and selection (Project Y) – is key for a successful introduction of SS program in initial phase.
Some time needs to be spend on this analysis, discussion, benefit vs risk, VOC, people committment…[Read more]
Ralf, end of the day, you have the choice,
JUMP, MINITAB, STATISTIC, SPC XL (never make across)
Up to Mid 97 SAS – we used, but discontinued !! on price issues.
Our company used MINITAB for SS and it is also popular choice. It is used across the SS community Champ, MBB, BB and GB. In our company – other software are ultised, but mainly by…[Read more]
Six Sigma is highly suitable to manufacturing process improvement. But equally can be applied in any sector of business eg Government department, non maufacturing serivce industries, eg maybe a grocery industry or banks, Call Centers, Railways, etc.
Basic requirement is, to have Process and Continuous or Discrete Data Sets.…[Read more]
You’ll not get any better explaination then that provide by RR Kunes – a summary. With regards to the “Risk Management” in finance terms – it will be better to work with a qualified or certified MBB or BB in this area. And at the same time – you need to consider to be trained in this discipline.
If SS is to work for your…[Read more]
Sharing few fundamental ponits, hope these will be of some help.
As a standard procedure, best to carry out a “Descriptive Statistics” on each data set.
1. “Descriptive Statistics”
(1a) Anderson-Darling Normality Test.
(1b) P value (higher then 0.05 is normal).
(1c) mean, sd and many more data output post analysis.
(1d) B…[Read more]