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2007 Sep 04
2
Efficient sampling from a discrete distribution in R
Hello r-help,
As far as I've seen, there is no function in R dedicated to sampling
from a discrete distribution with a specified mass function. The
standard library doesn't come with anything called rdiscrete or rpmf,
and I can't find any such thing on the cheat sheet or in the
Probability Distributions chapter of _An Introduction to R_. Googling
also didn't bring back anything. So, here's my first attempt at a
solution. I'm hoping someone here knows of a more efficient way.
# Sample from a...