species: The number of different fish species (y=fish) was recorded for 70 lakes of the world together with
explanatory variable x=log(lake) area. The data are given and analyzed by Stein and Juritz (1988).
Usage
data(species)
Arguments
Format
Data frames each with the following variable.
fish
a numeric vector showing the number of different species in 70 lakes in the word
lake
a numeric vector showing the lake area
Details
Data sets usefull for the GAMLSS booklet
References
Stein, G. Z. and Juritz, J. M. (1988). Linear models with an inverse Gaussian-Poisson
error distribution. Communications in Statistics- Theory and Methods, 17, 557-571.