R: Monte-Carlo Test on the between-groups inertia percentage (in...

randtest.between {ade4} | R Documentation

## Monte-Carlo Test on the between-groups inertia percentage (in C).

### Description

Performs a Monte-Carlo test on the between-groups inertia percentage.

### Usage

    ## S3 method for class 'between'
    randtest(xtest, nrepet = 999, ...)

### Arguments

`xtest` | an object of class `between`
`nrepet` | the number of permutations
`...` | further arguments passed to or from other methods

### Value

a list of the class `randtest`

### Author(s)

Jean Thioulouse Jean.Thioulouse@univ-lyon1.fr

### References

Romesburg, H. C. (1985) Exploring, confirming and randomization tests. Computers and Geosciences, 11, 19–37.

### Examples

    data(meaudret)
    pca1 <- dudi.pca(meaudret$env, scan = FALSE, nf = 3)
    rand1 <- randtest(bca(pca1, meaudret$design$season, scan = FALSE), 99)
    rand1
    plot(rand1, main = "Monte-Carlo test")

[Package ade4 version 1.7-19 Index]