I am reminded of the Beatles tune… Long and Winding Road.
My continuous improvement journey started very early in my career. My first job out of school was that of a Field Engineer in a small startup where I would need to make software and hardware work at the customers site, Alpha and Beta level which might have limited test time. The…[Read more]
This is Part 2 of a two-part article on process capability. Part 1 addressed the concept of process capability and how to calculate it, including what to do with data that is normal and non-normal. Part 2 looks at […]
Control rules can take advantage of the normal curve where 68.26% of all data is within ± one standard deviation from the average, 95.44% of all data is within ± two standard deviations from the average and 9 […]
I know what you mean about the transforms and totally agree. It should be a last resort after stability is demonstrated. The capability number attained is of little practical value, however is would allow […]
This is Part 1 of a two-part article on process capability. Part 1 addresses the concept of process capability and how to calculate it, including what to do with data that is normal and non-normal. Part 2 will […]
You are not describing a control chart. Control limits are +- 3s (I am a purest). It seem that you are describing a bastardized chart that will cause your mistake common cause for special cause. This will lead […]
Carl Berardinelli commented on the post, Reducing Door-to-inflation Time for the AMI Patient 3 years, 6 months ago
Nice work. I would like to point out that a spider chart is not a VSM as shown in fig.1 without seeming picky.
To do further improvement you may want to search Ting et.al from Mayo Clinic. Several years ago […]
Short production runs are a necessity in high-mix, low-volume manufacturing environments. The trend in manufacturing has been toward smaller production runs, with production runs – as well as products – tai […]
Carl Berardinelli commented on the post, DFSS Study: Develop Software to Track Drug Side Effects 3 years, 9 months ago
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