Library

Newsletter Archive - full copies of past Division newsletters

Statistics Body of Knowledge - our library content below focuses on the topics in this listing.

Webinars

Open Access

Six Sigma, Measurement Systems, and the Hidden Factory

Mini Paper Appearing in Spring 2003 Newsletter

by Rodebaugh, Bill

Measurement systems ineffectively designed and implemented may contribute to the inefficiencies of “the hidden factory”. This Mini Paper presents an approach to avoid these inefficiencies...

  • Filetype: pdf
  • Publish date: 2003-03
  • Keywords:Cost of poor quality (COPQ), Gage repeatability and reproducibility (R&R) analysis, Precision to tolerance (P/T) ration, X-bar and R chart
Open Access

Accounting for Measurement System Variability

Mini Paper Taken from the Fall 1999 Newsletter

by Capone, Sandy

This paper illustrates how to adjust for measurement system variability when evaluating process variability...

  • Filetype: pdf
  • Publish date: 1999-11
  • Keywords:Variability, Measurement system variability, Control charts, X-bar and R chart, Capability, Cpk
Open Access

Process Capability Indices

Mini Paper Appearing in Winter 1999 Newsletter

by Mitchell, Robert H.;

This paper presents the definitions of several capability indices and explains why they can sometimes lead to flawed decisions...

  • Filetype: pdf
  • Publish date: 1999-01
  • Keywords:Process capability, X-bar and R chart, Special cause, Common cause, Variability
Open Access

Using a Graphical Technique for Determining and Displaying Process Capability

Basic Tool Appearing in Summer 1997 Newsletter

by DeRoeck, Richard;

This article demonstrates how to assess the capability of your process by calculating multiple capability indices (such as Cpk) over time and then plotting them on an XmR control chart along with a histogram of the individual values...

  • Filetype: pdf
  • Publish date: 1997-06
  • Keywords:Cpk, I and MR chart, X-bar and R chart
Open Access

Shewhart Charts

Mini Paper Taken from the Spring 1993 Newsletter

by Martin, Tripp;

This paper addresses disagreements between proponents of traditional Shewhart control charts and proponents of Pre-Control...

  • Filetype: pdf
  • Publish date: 1993-03
  • Keywords:X-bar and R chart, Individuals and moving range chart, Median and range chart, Pre-control, Statistical process control, Process improvement
Open Access

Some Aspects of Sampling for Control Charts

by Palm, Andrew;

This paper focuses on producing meaningful sampling plans for control charts...

  • Filetype: pdf
  • Publish date: 1992-06
  • Keywords:X and MR chart, X-bar and R chart, Special cause, Randomization
Open Access

A Tool for Teaching on the Front Lines of Quality

Mini Paper Appearing in Summer 1986 Newsletter

by Griffin, Barry;

A form is presented to assist workers in calculating the control limits on an X bar and R chart...

  • Filetype: pdf
  • Publish date: 1986-06
  • Keywords:Control charts, Quality control, X-bar and R chart

ASQ News