quantile: Sample Quantiles

In nexus: Sourcing Archaeological Materials by Chemical Composition

Sample Quantiles

Description

Sample Quantiles

Usage

## S4 method for signature 'CompositionMatrix'
quantile(x, ..., probs = seq(0, 1, 0.25), na.rm = FALSE, names = TRUE)

Arguments

x	A CompositionMatrix object.
...	Currently not used.
probs	A numeric vector of probabilities with values in [0,1].
na.rm	A logical scalar: should missing values be removed?
names	A logical scalar: should results be named?

Value

A numeric matrix.

Author(s)

N. Frerebeau

References

Filzmoser, P., Hron, K. & Reimann, C. (2009). Univariate Statistical Analysis of Environmental (Compositional) Data: Problems and Possibilities. Science of The Total Environment, 407(23): 6100-6108. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/j.scitotenv.2009.08.008")}.

See Also

Other statistics: aggregate(), condense(), covariance(), dist, mahalanobis(), margin(), mean(), pip(), scale(), variance(), variance_total(), variation()

Examples

## Data from Aitchison 1986
data("hongite")

## Coerce to compositional data
coda <- as_composition(hongite)

## Mean
mean(coda)

## Quantile
quantile(coda)

nexus documentation built on Sept. 11, 2024, 6:43 p.m.