[R] Problem with qcc

David Winsemius dwinsemius at comcast.net
Sat May 2 01:45:27 CEST 2009

On May 1, 2009, at 7:04 PM, Fritsander Lahr wrote:
> Already searched the net for a solution, but couldn't find one.
> The piston ring example works fine on my XP laptop and R installation.
> However, using the dataset enclosed (I've also enclosed the script  
> file
> used) only type="S" works and both "R" and "xbar" don't. Entering  
> ylim works
> better but still control limits are not calculated. Following this  
> also the
> process capability calculations do not work correctly.

It would be very helpful (possibly even essential) if you specified in  
what manner they are not correct.
> Hopefully someone can help me on this. After trying to solve the  
> problems
> described for a few days I need to focus on other things.

Sadly, your attachments did not come through. My root cause analysis:  
you need to read the Posting Guide more carefully.

David Winsemius, MD
Heritage Laboratories
West Hartford, CT

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