from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Statistics A probability distribution which arises when counting the number of occurrences of a rare event in a long series of trials.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A limit of the binomial distribution for very large numbers of trials and a small probability of success.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a theoretical distribution that is a good approximation to the binomial distribution when the probability is small and the number of trials is large
After Siméon Denis Poisson (1781-1840), French mathematician.(American Heritage® Dictionary of the English Language, Fourth Edition)
After Siméon Denis Poisson (1781-1840), French mathematician. (Wiktionary)