【判断题】企业的战略选择是自己的事,不需要考虑竞争对手的反应
【简答题】对于问题:从一批冰箱中抽取100台,调查冰箱的使用寿命.该问题的总体是______,个体是______,样本是______,样本容量是______.
【简答题】样本是指构成总体的金部单元的'家庭聚会”。( )
【简答题】已知两样本是取自一个正态总体,n 1 =10。 ,n 2 =11, ,问该二样本的方差是否相等?
【单选题】Please point out the following masonry structure building belongs to which structural support mode?
A.
transversal wall load-bearing
B.
longitudinal wall Local frame bearing
C.
transversal and longitudinal wall mixed load-bearing
D.
local frame load-bearing
【判断题】委托作品著作权的归属由委托人和被委托人通过合同约定,合同未明确约定或者没有订立合同的,著作权属于受托人。
【单选题】Please point out the following masonry structure building belongs to which structural support mode?
A.
transverse wall load-bearing
B.
longitudinal wall load-bearing
D.
local frame load-bearing
【单选题】可以用下列方法中的( )鉴别过火砖和欠火砖
【单选题】Please point out the rhetorical device employed in the following sentence: It was like digging a tunnel.