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- January 8th 2012, 12:34 AMajax3245sufficient statistic
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- January 9th 2012, 08:48 PMmr fantasticRe: sufficient statistic
What have you tried? Where are you stuck? Reading this might give you some ideas:

http://www.stat.wisc.edu/courses/st312-rich/suff2.pdf

Sufficient statistic - Wikipedia, the free encyclopedia - January 10th 2012, 05:06 AMajax3245Re: sufficient statistic
I don't know how to factorize this result: f(X1,X2...Xn)=k(x)g(T(x),k). If and only if this result is shown can we say we finish the proof.

- January 15th 2012, 03:12 AMmatheagleRe: sufficient statistic
write the joint density with all zero means and combine the exponents of e.