It provides tools for exploring and analyzing a dataset in a matrix or data.frame that contains data on demographics (e.g., counts of residents in poverty) and local environmental indicators (e.g., an air quality index), with one row per spatial location (e.g., Census block group).

Key functions help to find relative risk or similar ratios of means in demographic groups, etc.

This package is not on CRAN yet, but you can install it from Github:

if (!require('devtools')) install.packages('devtools')
devtools::install_github('ejanalysis/ejanalysis')

In addition to documentation in the package, the help in pdf format is here: http://ejanalysis.github.io/ejanalysis/ejanalysis.pdf

This package is one of a series of R packages related to environmental justice (EJ) analysis, as part of ejanalysis.com.

This and related packages, once each is made available as a public repository on GitHub, until available on cran, can be installed using the devtools package:

if (!require('devtools')) install.packages('devtools')
devtools::install_github("ejanalysis/analyze.stuff")  
devtools::install_github("ejanalysis/countyhealthrankings")  
devtools::install_github("ejanalysis/UScensus2010blocks")  
devtools::install_github("ejanalysis/ACSdownload")  
devtools::install_github(c("ejanalysis/proxistat", "ejanalysis/ejanalysis"))
devtools::install_github("ejanalysis/ejscreen")