A numeric vector of 15 measurements by different laboratories of the
  pesticide DDT in kale, in ppm (parts per million) using the multiple
  pesticide residue measurement.

datasets

Functions and datasets to support Venables and Ripley,
  'Modern Applied Statistics with S' (4th edition, 2002).

Brian Ripley

MASS

Support Functions and Datasets for Venables and Ripley's MASS

DDT function

C. E. Finsterwalder (1976)
 Collaborative study of an extension of the Mills et al
 method for the determination of pesticide residues in food.
 J. Off. Anal. Chem. 59, 169--171 R. G. Staudte and S. J. Sheather (1990)
 Robust Estimation and Testing.
 Wiley

DDT: DDT in Kale

Description

Usage

Arguments

source