anova.trls {spatial} | R Documentation |
Compute analysis of variance tables for one or more
fitted trend surface model objects; where anova.trls
is
called with multiple objects, it passes on the arguments to
anovalist.trls
.
## S3 method for class 'trls': anova(object, ...) anovalist.trls(object, ...)
object |
A fitted trend surface model object from surf.ls
|
... |
Further objects of the same kind |
anova.trls
and anovalist.trls
return objects corresponding
to their printed tabular output.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.
library(stats) data(topo, package="MASS") topo0 <- surf.ls(0, topo) topo1 <- surf.ls(1, topo) topo2 <- surf.ls(2, topo) topo3 <- surf.ls(3, topo) topo4 <- surf.ls(4, topo) anova(topo0, topo1, topo2, topo3, topo4) summary(topo4)