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試卷名稱：無年度 - 主題課程_商學院統計：抽樣分配#107842
科目：主題課程專用
8.A population is composed of 5 numbers: 2, 4, 6, 8, 10. Let μ and σ denote mean and standard
deviation of the population, and 
denote mean and standard deviation of the sample
mnean from the population. Which of the following statement is the most correct one?
(A)μ=6,σ=3.16;
(B).
=6,
=3.16；
(C).
=6,
=283；
(D).μ=6,σ=2.83；
(E)
=μ,σ = 3.16.