Directional (version 2.2)

Test for equality of concentration parameters for spherical data: Test for equality of concentration parameters for spherical data

Description

This tests the equality of concentration parameters for spherical data only.

Usage

spherconc.test(x, ina)

Arguments

x

A matrix with the data in Euclidean coordinates, i.e. unit vectors

ina

A variable indicating the groupings of the observations.

Value

A list including: A list including:

Details

The test is designed for spherical data only.

References

Kanti V. Mardia and Peter E. Jupp. Directional statistics, pg. 226-227.

See Also

het.aov, lr.aov, embed.aov, hcf.aov, conc.test

Examples

x <- rvmf(100, rnorm(3), 15)
ina <- rep(1:4, each = 25)
spherconc.test(x, ina)