Description
Seven specimens were sent to 6 laboratories in 3 separate batches and
each analysed for Analyte. Each analysis was duplicated.Format
This data frame contains the following columns:
Lab
-
Laboratory,
L1
, L2
, …, L6
.
Spc
-
Specimen,
S1
, S2
, …, S7
.
Bat
-
Batch,
B1
, B2
, B3
(nested within Spc/Lab
),
Conc
-
Concentration of Analyte in \(g/kg\).
References
Venables, W. N. and Ripley, B. D. (2002)
Modern Applied Statistics with S. Fourth edition. Springer.