All calculations and reports in QC-CALC assume tha...
Mathematically the average of "subgroup means" is identical to the average of all data points if ...
There are two popular styles of Sigma control charts. One plots the subgroup’s standard dev...
QC-CALC™ is a trademark of Prolink Software Corporation | 2022 © Prolink Software Corporation
Prolink Software Corporation is committed to respecting and protecting your privacy. To that end, we have prepared this privacy
statement to disclose and describe our information gathering and dissemination practices for this website.
In general, you may visit this website without identifying yourself or revealing any personal information. Prolink collects
domain information from your visit to customize and improve your experience on our website. Some portions of this
website may require you to give us personally identifiable information, which is information that enables us to identify
you, such as your name, email or other address. If you opt to provide this information, we may also use it for purposes
such as verifying your identity, sending you information, or contacting you.
cookie is a small amount of data transferred to your browser and read by the Web server that placed it there. It
works as a sort of identification card, recording your preferences and previously entered information. You can set
your browser to notify you when you receive a cookie, giving you the chance to accept or reject it.
If you have any questions or comments about our privacy statement or practices, please contact us via email at firstname.lastname@example.org
privacy statement at any time without notice.
Last updated February 13, 2018.