Average packed cell volume (PCV, %) of animals in six regions; in each region one herd received Berenil and one Samorin (main plots), and within a herd one group of animals received the high and one the low dose (subplots) (Table 1.2.5 and Appendix A of the book).
Format
A data frame with 24 rows and 4 variables:
- Region
region: 1 to 6.
- Drug
drug:
BERENILorsamorin.- dose
dose:
h(high) orl(low).- Pcv
average PCV.
Source
Duchateau, L., Janssen, P. and Rowlands, G. J. (1998). Linear Mixed Models. An Introduction with Applications in Veterinary Research. International Livestock Research Institute, Nairobi. Appendix A.
See also
Examp2.4.2.2, Examp2.5.1.1, Examp2.6.1
Other VetResearchLMM data:
ex121,
ex122,
ex123,
ex124,
ex126,
ex127,
ex31,
ex32,
ex33
Examples
str(ex125)
#> 'data.frame': 24 obs. of 4 variables:
#> $ Region: int 1 1 1 1 2 2 2 2 3 3 ...
#> $ Drug : Factor w/ 2 levels "BERENIL","samorin": 1 1 2 2 1 1 2 2 1 1 ...
#> $ dose : Factor w/ 2 levels "h","l": 1 2 1 2 1 2 1 2 1 2 ...
#> $ Pcv : num 22.6 21.8 19.1 16.4 29 28.8 25.3 18.2 24 23.7 ...