推 ww770829:你有沒有什麼想法呢@@? 05/01 23:54
是Hogg的6.2-14 @@"
Let s^2 be the sample variance of a random sample of size n>1
from N(μ,σ^2) , 0<θ<∞ , where μ is unknown. We know E(s^2)= θ.
a)What is the efficiency of s^2
^
b)Under these conditions, what is the mle θ of θ
先謝謝大家^^"
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※ 編輯: njg 來自: 140.116.105.245 (04/28 23:40)