两个小样本数值变量资料比较的假设,首先应考虑() A.t检验 B.u检验 C.秩和检

题型:单项选择题

问题:

两个小样本数值变量资料比较的假设,首先应考虑()

A.t检验

B.u检验

C.秩和检验

D.t检验和秩和检验均可

E.资料符合t检验还是秩和检验

考点:卫生管理(医学高级)卫生管理卫生管理题库
题型:单项选择题

6,24,60,120,( )

A.186

B.200

C.210

D.220

题型:单项选择题
Mr Clarke works in a middle school. He likes reading and often  1 some books from the library. He keeps  2 to the radio every morning and reading  3 after supper. So he knows much and teaches well. His  4 worship(崇拜)him very much. Mike, Mr Clarke’s little son,is only nine. He  5 likes reading books. And he often asks his father some questions. Mr Clarke always thinks he’s too  6 to understand him and chooses_ones to answer. Of course the boy is not satisfied with(对…满意)it.
One day Mike read  8 about the electric lights(电灯)and was  9   it.When his father told him to do some housework,he went on thinking of it.He asked him  10 questions,and his father answered all.Then his father said proudly,“Fathers always know  11 than sons!”The boy thought for a while and said,“  12 !”
  “Oh? Why?”
  Mike didn’t answer and asked,  13 ,“Who invented the electric lights?”
  “  14 .”answered Mr Clarke.
  “Why didn’t his father invent them,then?”
Looking at his son,Mr Clarke didn’t know  15  to answer !
小题1:
A.findsB.sellsC.buys D.borrows
小题2:
A.watchingB.listeningC.goingD.touching
小题3:
A.newspapersB.lettersC.storiesD.messages
小题4:
A.teachersB.parents C.students D.classmates
小题5:
A.alsoB.neverC.even D.only
小题6:
A.old B.youngC.cleverD.able
小题7:
A.more ifficult B.the most difficultC.easyD.the easiest
小题8:
A.everythingB.nothingC.somethingD.anything
小题9:
A.worried aboutB.interested inC.afraid ofD.angry with
小题10:
A.fewB.little C.a fewD.a little
小题11:
A.moreB.mostC.less D.least
小题12:
A.So do IB.Neither am IC.I agree D.I don’t think so
小题13:
A.insteadB.carefully C.quicklyD.brightly
小题14:
A.Thomas BrownB.Allan SmithC.Thomas EdisonD.Ron Jenkins
小题15:
A.whenB.whatC.whereD.which
题型:单项选择题
基本词汇。
1. 美人
2. 自传的
3. 歧视
4. 尊敬,尊重
5. 专业的
________
________
________        
________
________
6. 尝出,品出
7. 丑陋的
8. 方向,趋向
9. 独立的
10. 主人
________
________
________                                        
________
________
题型:单项选择题

德国的马克斯·韦伯为()理论研究做出了突出贡献。

A.科学管理

B.组织管理

C.过程管理

D.决策管理

题型:单项选择题

单滚筒采煤机的滚筒一般位于采煤机的()

A.上端

B.下端

C.中部

D.不确定

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