bootstrap (version 2015.2)

spatial: Spatial Test Data

Description

Twenty-six neurologically impaired children have each taken two tests of spatial perception, called "A" and "B".

Usage

data(spatial)

Format

A data frame with 26 observations on the following 2 variables.

A

a numeric vector

B

a numeric vector

Source

Efron, B. and Tibshirani, R. (1993) An Introduction to the Bootstrap. Chapman and Hall, New York, London.

Details

In the book this is used as a test data set for bootstrapping confidence intervals.

Examples

str(spatial)
plot(spatial) 
abline(0,1, col="red2")