課本寫這樣:
An unbiased estimator is said to be consistent if the
difference between the estimator and the parameter grows smaller
as the sample size grows larger.
╴
然後舉的是Ｘ
╴
v(Ｘ) = σ^2 / n
舉的例子很不懂 有沒有人可以解釋一下 謝謝!
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