Over a period of 14 years from 1990 to 2003, environmental agencies
monitored the average amount of dioxins found in the liver of crabs at
two different monitoring stations located some distance apart from a
closed paper pulp mill. The outcome is the average total equivalent
dose (TEQ), which is a summary measure of different forms of dioxins
with different toxicities found in the crabs
Usage
data(dioxin)
Arguments
Format
A data frame with 28 observations on the following 3 variables.
site
a factor with levels ab corresponding to the two monitoring stations