社会经济统计学的特点有( )。
A. 数量性
B. 总体性
C. 变异性
D. 具体性
E. 客观性
统计学是研究现象总体数量的方法论学科,所以它只考虑总体的数量特征,而不考虑个别现象的数量特征。
A. 对
B. 错
The word "placard" in para. 2 means
A. a large piece of card carried in public areas for people complaining about something.
B. a large piece of card carried in public areas for people advertising for something.
The word "patriarchal" in para.3 means
A. of a bishop in a church.
B. ruled, controlled by men.
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