Description
wolfinger recorded the weekly body weights of three treatment groups of rats.
Usage
wolfinger
To load the file into ASReml-R and view the contents use the commands:
library(asreml)
data(package="asreml")
data("wolfinger")
View(wolfinger)
Format
| A data frame with 6 columns and 27 rows: | |
| Treatment | A factor with 3 levels |
| wt0 | Body weight at week 1 |
| wt1 | Body weight at week 2 |
| wt2 | Body weight at week 3 |
| wt3 | Body weight at week 4 |
| wt4 | Body weight at week 5 |
Details
A total of 27 rats was divided randomly into 3 groups of 10, 7 and 10, respectively. Group 1 were kept as a control, group 2 had thyroxin and group 3 had thiouracil added to their drinking water. Five weekly measurements were taken on each individual.
References
Box GEP (1950). “Analysis of Growth and Wear Curves.” Biometrics, 6, pp. 362-389.