Question: Let ( X u ...,Xn) be a random sample of size n from the exponential family of distributions. Show that (2 Ti(Xi),...,'2l Tm(X,)) is sufficient

Let ( X u ...,Xn) be a random sample of size n from the exponential family of distributions. Show that (2" Ti(Xi),...,'2l Tm(X,■)) is sufficient for 0 .

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