[問題] Poisson的證明
看板Grad-ProbAsk作者PrinceAries (This is Aries Speaking)時間17年前 (2009/03/20 19:57)推噓1(1推 0噓 1→)留言2則, 2人參與討論串1/1
Let X ,X ,...,X be independent Poisson random variables with respective
1 2 n
mean μ ,μ ,...,μ .
1 2 n
Use the tools of moment generating functions to prove that X ,X ,...,X
1 2 n
is also a Poisson variable.
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請問各位高手這題要怎麼下手阿...
iid
我看題目都覺得怪怪的,前面已經說 X ,X ,...,X ~ Poisson,
1 2 n
但是後面又要證X ,X ,...,X 是Poisson???
1 2 n
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