uranium {copula}R Documentation

Uranium exploration dataset of Cook & Johnson (1986)

Description

These data consist of 655 chemical analyses from water samples collected from the Montrose quad-rangle of Western Colorado. Concentrations were measured for the following elements: uranium (U), Lithium (Li), cobalt (Co), potassium (K), cesium (Cs), scandium (Sc), and titanium (Ti).

Usage

data(uranium)

Format

A data frame with 655 observations on the following 7 variables:

U
a numeric vector of uranium.
Li
a numeric vector of Lithium.
Co
a numeric vector of colbalt.
K
a numeric vector of potassium.
Cs
a numeric vector of cesium.
Sc
a numeric vector of scandum.
Ti
a numeric vector of titanium.

References

R. D. Cook & M. E. Johnson (1986). Generalized BurrParetologistic distributions with applications to a uranium exploration data set. Technometrics, 28:123–131.

Examples

data(uranium)

[Package copula version 0.8-12 Index]