walker {gstat}

Walker Lake sample and exhaustive data sets

Description

This is the Walker Lake data sets (sample and exhaustive data set), used in Isaaks and Srivastava's Applied Geostatistics.

Usage

data(walker)

Format

This data frame contains the following columns:

Id

Identification Number

X

Xlocation in meter

Y

Ylocation in meter

V

V variable, concentration in ppm

U

U variable, concentration in ppm

T

T variable, indicator variable

Note

This data sets was obtained from the data sets on ai-geostats, https://wiki.52north.org/bin/view/AI_GEOSTATS/WebHome

References

Applied Geostatistics by Edward H. Isaaks, R. Mohan Srivastava; Oxford University Press.

Examples

library(sp)
data(walker)
summary(walker)
summary(walker.exh)