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

Just What Does an EWMA Do (Part 2)?

Mini Paper Taken from the Fall 1995 Newsletter

by Hunter, Stuart J.;

This paper extends the discussion of EWMA charts presented in the previous newsletter and compares their use with traditional Shewhart control charts...

  • Filetype: pdf
  • Publish date: 1995-10
  • Keywords:Exponentially Weighted Moving Averages (EWMA), Control charts, Shewhart chart, Average run length (ARL), Statistical process control, Automatic process control, Autocorrelation, Variogram
Open Access

Just What Does an EWMA Do?

Mini Paper Taken from the Summer 1995 Newsletter

by Wheeler, Donald J.;

This paper describes EWMA charts and compares their use and characteristics with traditional Shewhart control charts...

  • Filetype: pdf
  • Publish date: 1995-06
  • Keywords:Exponentially Weighted Moving Averages (EWMA), Control charts, Shewhart chart, Average run length (ARL), Statistical process control, Automatic process control
Open Access

Autocorrelated Data and SPC

Mini Paper Taken from the Summer 1993 Newsletter

by William H. Woodall and Frederick W. Faltin

This paper explains time dependent autocorrelation and proposes ways to deal with its effects on statistical control charts...

  • Filetype: pdf
  • Publish date: 1993-06
  • Keywords:Autocorrelation, Control charts, Shewhart chart, X bar, CUSUM chart, Exponentially weighted moving average (EWMA) chart, Residuals

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