The Effect of Vitamin C on Tooth Growth in Guinea Pigs
Usage
data(pigs)
Format
A data frame with 60 observations on 3 variables.
[,1] | len | numeric | Tooth length |
[,2] | supp | factor | Supplement (VC or OJ). |
[,3] | dose | numeric | Dose in milligrams. |
Description
The response is the average length of odontoblasts (teeth) in
each of 10 guinea pigs. Three dose levels 0.5, 1, and 2 mg
of juice and acid in the juice were used.
This makes no sense - check the original source.
Source
C. I. Bliss (1952). The Statistics of Bioassay, Academic Press.References
McNeil, D. R. (1977). Interactive Data Analysis. New York: Wiley.