maov: Multivariate analysis of variance

Description Usage Arguments Details Value Author(s) References See Also Examples

View source: R/maov.R

Description

Multivariate analysis of variance with assuming equality of the covariance matrices.

Usage

1
maov(x, ina)

Arguments

x

A matrix containing Euclidean data.

ina

A numerical or factor variable indicating the groups of the data.

Details

Multivariate analysis of variance assuming equality of the covariance matrices.

Value

A list including:

note

A message stating whether the F or the chi-square approximation has been used.

result

The test statistic and the p-value.

Author(s)

Michail Tsagris

R implementation and documentation: Michail Tsagris <[email protected]> and Giorgos Athineou <[email protected]>

References

Johnson and Wichern (2007, 6th Edition). Applied Multivariate Statistical Analysis p. 302-303.

Todorov V. and Filzmoser P. (2010). Robust Statistic for the One-way MANOVA. Computational Statistics \& Data Analysis 54(1):37-48.

See Also

maovjames, hotel2T2, james, comp.test

Examples

1
2
maov( as.matrix(iris[,1:4]), iris[,5] )
maovjames( as.matrix(iris[,1:4]), iris[,5] )

Example output

$note
[1] "F approximation has been used"

$result
         stat       p-value 
 1.991453e+02 1.365006e-112 

         test    correction corr.critical       p-value 
  6142.293071      1.096842     17.009068      0.000000 

Compositional documentation built on Jan. 13, 2019, 5:04 p.m.