coop {MASS} | R Documentation |
Seven specimens were sent to 6 laboratories in 3 separate batches and each analysed for Analyte. Each analysis was duplicated.
coop
This data frame contains the following columns:
Lab
L1
, L2
, ..., L6
.
Spc
S1
, S2
, ..., S7
.
Bat
B1
, B2
, B3
(nested within Spc/Lab
),
Conc
Analytical Methods Committee (1987) Recommendations for the conduct and interpretation of co-operative trials, The Analyst 112, 679–686.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.