- a distribution that represents the number of events occurring randomly in a fixed time at an average rate λ; symbol P0(λ). For large n and small p with np = λ it approximates to the binomial distribution Bi(n,p)
| 单词 | poisson distribution |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 Pois•son′ distribu′tion (pwä sōn′; Fr. pwa sôn′),USA pronunciation [Statistics.]
Collins Concise English Dictionary © HarperCollins Publishers:: Poisson distribution /ˈpwɑːsən/ n
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