chem: Copper in Wholemeal Flour
Description
A numeric vector of 24 determinations of copper in wholemeal
  flour, in parts per million.source
Analytical Methods Committee (1989) Robust statistics -- how not to
  reject outliers. The Analyst 114, 1693--1702.References
Venables, W. N. and Ripley, B. D. (2002)
  Modern Applied Statistics with S. Fourth edition.  Springer.