Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun 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.
- noun statistics A
limit of thebinomial distribution for very large numbers oftrials and a smallprobability ofsuccess .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a theoretical distribution that is a good approximation to the binomial distribution when the probability is small and the number of trials is large
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[After Siméon Denis Poisson, (1781–1840), French mathematician.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
After Siméon Denis Poisson (1781-1840), French mathematician.
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