Atrazine: Atrazine concentrations in Nebraska ground water - Another...

In NADA: Nondetects and Data Analysis for Environmental Data

Description

The same atrazine concentrations as in Atra, stacked into one column (col.1). Column 2 indicates the month of collection. Column 3 indicates which data are below the detection limit those with a value of 1.

Objective is to determine if concentrations increase from June to September. There is one detection limit, at 0.01 ug/L. Used in Chapter 9 of the NADA book.

Usage

data(Atrazine)

Source

Junk et al., 1980, Journal of Environmental Quality 9, pp. 479-483.

References

Helsel, Dennis R. (2005). Nondectects and Data Analysis; Statistics for censored environmental data. John Wiley and Sons, USA, NJ.

NADA documentation built on March 22, 2020, 5:07 p.m.