Learn R Programming

EnvStats (version 2.7.0)

EPA.89b.chlordane2.df: Chlordane Concentrations from 1989 USEPA Guidance Document

Description

Chlordane concentrations (ppb) at one background and one compliance well. Observations taken during four separate months over two years. Four replicates taken for each “month/year/well type” combination.

Usage

data(EPA.89b.chlordane2.df)

Arguments

Format

A data frame with 32 observations on the following 5 variables.

Chlordane

Chlordane concentration (ppb)

Month

a factor indicating the month of collection

Year

a numeric vector indicating the year of collection (85 or 86)

Replicate

a factor indicating the replicate number

Well.type

a factor indicating the well type (background vs. compliance)