EPA.94b.lead.df

Lead concentrations (mg/Kg) in soil samples at a reference area and a 
  cleanup area.  Nondetects reported as <code><39< code="">.  There are 14 observations 
  for each area.</39<></code>

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Graphical and statistical analyses of environmental data, with 
  focus on analyzing chemical concentrations and physical parameters, usually in 
  the context of mandated environmental monitoring.  Major environmental 
  statistical methods found in the literature and regulatory guidance documents, 
  with extensive help that explains what these methods do, how to use them, 
  and where to find them in the literature.  Numerous built-in data sets from 
  regulatory guidance documents and environmental statistics literature.  Includes 
  scripts reproducing analyses presented in the book "EnvStats:  An R Package for 
  Environmental Statistics" (Millard, 2013, Springer).

Steven Millard

EnvStats

Package for Environmental Statistics, Including US EPA Guidance

EPA.94b.lead.df function

USEPA. (1994b). <em>Statistical Methods for Evaluating the Attainment of Cleanup Standards, Volume 3: Reference-Based Standards for Soils and Solid Media</em>. 
  EPA/230-R-94-004. Office of Policy, Planning, and Evaluation, U.S. Environmental Protection Agency, Washington, D.C. pp.6.20--6.21.

EPA.94b.lead.df: Lead Concentrations from 1994 USEPA Guidance Document

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