From the NADA R-Package.
Cadmium concentrations in fish for two regions of the Rocky Mountains.
Objective is to determine if concentrations are the same or different in fish livers of the two regions. There are four detection limits, at 0.2, 0.3, 0.4, and 0.6 ug/L. Used in Chapter 9 of the NADA book.
data(Cadmium)An object of class data.frame with 19 rows and 3 columns.
Helsel, D.R., 2011. Statistics for Censored Environmental Data using Minitab and R, 2nd ed. John Wiley & Sons, USA, N.J.