anova.psem | R Documentation |
Compute analysis of variance table for one or more structural equation models.
## S3 method for class 'psem' anova(object, ..., digits = 3, anovafun = "Anova")
object |
a |
... |
additional objects of the same type |
digits |
number of digits to round results. Default is 3 |
anovafun |
The function used for ANOVA. Defaults to |
Additional models will be tested against the first model using a Chi-squared difference test.
an F, LRT, or other table for a single model, or a list of comparisons between multiple models
Jon Lefcheck <lefcheckj@si.edu>, Jarrett Byrnes <jarrett.byrnes@umb.edu>
Anova
data(keeley) mod1 <- psem( lm(rich ~ cover, data = keeley), lm(cover ~ firesev, data = keeley), lm(firesev ~ age, data = keeley), data = keeley ) # get type II Anova anova(mod1) # conduct LRT mod2 <- psem( lm(rich ~ cover, data = keeley), lm(cover ~ firesev, data = keeley), age ~ 1, data = keeley ) anova(mod1, mod2)
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