Spatial Test Data
Twenty-six neurologically impaired children have each taken two tests of spatial perception, called "A" and "B".
data(spatial)
A data frame with 26 observations on the following 2 variables.
a numeric vector
a numeric vector
In the book this is used as a test data set for bootstrapping confidence intervals.
Efron, B. and Tibshirani, R. (1993) An Introduction to the Bootstrap. Chapman and Hall, New York, London.
str(spatial) plot(spatial) abline(0,1, col="red2")
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