algae {nlrwr} | R Documentation |
Dataset from an experiment exploring the effect of increasing concentrations of ... on the volume of the treated algae
data(algae)
A data frame with 14 observations on the following 2 variables.
conc
vol
This datasets requires a transformation in order to stabilise the variance.
Sparks, T. (2000) Statistics in Ecotoxicology, John Wiley & Sons, ???–???
m1 <- drm(vol~conc, data=algae, fct=LL.3()) m2 <- drm(vol~conc, data=algae, fct=LL.3(), adjust="bc1")