[R] Bootstrap and Jackknife Bias using Survey Package

Ramón Casero Cañas 8-T at gmx.net
Tue Apr 11 13:25:10 CEST 2006

Carlos Creva Singano (M2004078) wrote:
> 1. How to compute Bootstrap and Jackknife Bias of estimates, like mean?

Have you had a look at packages "boot" and "bootstrap"? E.g. you can
compute the bias and s.e. of an estimate theta using bootstrap

a <- boot( data, theta, R=1000 )

where boot is a function of the boot package, and theta is a function
that you can define yourself. In your case, it is not necessary and you
can use mean instead of theta.

> 2. How to see each replicate estimate of the parameter?

In the example above, they can be found in the boot object "a" in:


Ramón Casero Cañas


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