Matrix of varying limits of detection for the Water data set.
Usage
data(mdl)
Format
A matrix with 100 rows and 4 columns.
Details
Three limits of detection (0.75, 1 and 1.25) were considered for Potassium, four for Arsenic (1.5, 3, 4 and 5), two for Sulphate (29 and 35) and no one for Calcium.