Functions for the Book "An Introduction to the Bootstrap"
S original, from StatLib, by Rob Tibshirani.  R port by
        Friedrich Leisch.
Software (bootstrap, cross-validation, jackknife) and data
        for the book "An Introduction to the Bootstrap" by B. Efron and
        R. Tibshirani, 1993, Chapman and Hall. This package is
        primarily provided for projects already based on it, and for
        support of the book. New projects should preferentially use the
        recommended package "boot".