Analysis of variance with the contrasts sum (the sum of the coefficients is 0)
Analysis of variance with the contrasts sum (the sum of the coefficients is 0)
Test for all the coefficients
Handle missing values
AovSum(formula, data, na.action = na.omit, ...)
formula |
the formula for the model 'y~x1+x2+x1:x2' |
data |
a data-frame |
na.action |
(where relevant) information returned by model.frame on the special handling of NAs. |
... |
other arguments, cf the function |
Retourne des objets
Ftest |
a table with the F-tests |
Ttest |
a table with the t-tests |
Francois Husson husson@agrocampus-ouest.fr
## Example two-way anova data(senso) res <- AovSum(Score~ Product + Day , data=senso) res ## Example two-way anova with interaction data(senso) res2 <- AovSum(Score~ Product + Day + Product : Day, data=senso) res2 ## Example ancova data(footsize) res3 <- AovSum(footsize ~ size + sex + size : sex, data=footsize) res3
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