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.
A data frame with 32 observations on the following 5 variables.
Chlordane concentration (ppb)
a factor indicating the month of collection
a numeric vector indicating the year of collection (85 or 86)
a factor indicating the replicate number
a factor indicating the well type (background vs. compliance)
USEPA. (1989b). Statistical Analysis of Ground-Water Monitoring Data at RCRA Facilities, Interim Final Guidance. EPA/530-SW-89-026. Office of Solid Waste, U.S. Environmental Protection Agency, Washington, D.C. p.5-27.
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