“Data for our third example were compiled by Margolin et al. (1981) from an Ames Salmonella
reverse mutagenicity assay. Table 1 shows the number of revertant colonies observed on each of 3 replicate
plates tested at each of 6 dose levels of quinoline.” (Breslow, 1984, Table 1).
Usage
data(salmonella)
Format
A data frame with 18 observations on the following 2 variables.
dose
a numeric vector: the dose level of quinoline (microgram per plate).
y
a numeric vector: the number of revertant colonies of TA98 Salmonella.