一般而言,随着样本含量增加,标准差将
A. 随”增加而增大
B. 随”增加而减小
C. 不改变
D. 趋近于某个固定值
E. 不能确定,因为标准差是由变量值之间变异大小决定的
Harlem, which was _________ by origin, is located in_________.
A. Spanish... New York
B. Dutch... New York
C. Dutch... Chicago
D. Spanish... Chicago
某住宅开发项目,市场预测售价为2300元/m2,变动成本为900元/m2,固定成本为500万元,综合销售税金为150元/m2。此项目最少应开发( )m2商品住宅面积才能保本。
A. 6500
B. 13.4000
C. 5420
D. 4635
The author means _________ by "whole persons" in Par
A. 1.A. persons of beautyB. persons of virtueC. persons of excellenceD. none of the above