問題詳情

7. Along with 6, if we have two estimators

X to estimateμ ,which of the following statement is true?
(A) Both are unbias.
(B) Only

is asymptotically unbias.
(C)

is more efficient than

.
(D)Only

 is a consistent estimator.

參考答案

答案:[無官方正解]
難度:計算中-1
書單:沒有書單,新增