finney71 {drc} | R Documentation |
For each of six concentration of an insecticid the number of insects affected (out of the number of insects) was recorded.
data(finney71)
A data frame with 6 observations on the following 3 variables.
dose
total
affected
Finney, D. J. (1971) Probit Analysis, Cambridge: Cambridge University Press.
## Fitting a logistic regression model model1 <- multdrc(affected/total~dose, weights=total, data=finney71, fct=l2()) summary(model1) plot(model1) rm(model1)