Hi,
Does anyone know if the
SIMPER (similarity percentage) analysis exists in R?
It is implemented in the
statistical package PRIMER and is frequently used in biological studies to
compare community diversity.
It is a multivariate
analysis that shows the contribution of each variable
Standardized coefficients are not necessarily a bad idea.
Gelman A., 2008. Scaling regression inputs by dividing by two standard
deviations. Stat Med. 2008, 27:2865-73.
GG
...and you can also read in Frank Harrell's book why standardized
coefficients are a bad idea. There is a large
Hi Steve,
Hi,
I've been working up a dataset of soils and vegetation and I'd like to run a
multinomial regression model with this data. The data includes six possible
outcomes (vegtation types) and anywhere from 1 to 5 independent predictors
(nutrient and hydrological properties). I've