两种疗法比较,数据见下表:检验两种疗法疗效有无差别,可采用()。 A.t检验 B.秩

题型:单项选择题

问题:

两种疗法比较,数据见下表:

检验两种疗法疗效有无差别,可采用()。

A.t检验

B.秩和检验

C.成组设计四格表资料的χ2检验

D.配对设计四格表资料的χ2检验

E.Fisher精确概率法

考点:公卫执业医师公卫执业医师13
题型:单项选择题

阅读理解,完成填空。

     English breakfast is a big meal: eggs,  tomatoes,  tea,  coffee. . .

     For many people,  lunch is a quick meal.  In cities,  there are a lot of sandwich bars.  There office

 workers can buy their favorite bread-brown,  white,  or a roll and even all kinds of salad,  meat and

  fish.  School children can have a hot meal at school.  But many just take a sandwich,  a soft drink and

 some fruit from home.

     "Tea" means two things.  It is a drink and also a meal!  Some people have afternoon tea with

 sandwiches,  cakes and a cup of tea.

     They usually have the evening meal quite late,  between 6: 00 pm and 8: 00 pm,  and often all the family

  eat together.

     On Sundays,  many families have a traditional lunch.  They have chicken,  pork with potatoes,  

 vegetables. . .

     Englishmen like food from other countries,  especially from France,  China,  Italy and India.  People

 often get take-away food. they buy the food outside and then bring it home to eat.

1. In England many people have a b _____ breakfast and a q _____ lunch.

2. There are many sandwich bars in c _____ and o _____ workers can buy sandwiches there.

3. In England,  tea can mean a d _____ and a m _____.

4. Dinner lasts (持续) about t _____ h _____.

5. English people often buy t _____ f _____ — they buy some food outside and bring it home.  

题型:单项选择题

在操作性条件作用理论的直接影响下,______风靡全球,成为20世纪第一次世界性的教学改革运动。

题型:单项选择题

根据中文意思完成句子,每空一词。

1. 你注意到他刚才离开房间了吗?  

Did you                           the room just now?

2. 那个男孩玩电脑游戏时被妈妈撞见了。

The boy                           computer games by his mother.

3. 我开始慢慢喜欢学数学了。

I have                           studying math little by little.

4. 老师让学生们根据课文内容填空。  

The teacher asked the students to fill the blanks               the text.

5. 他们每周去一次英语角。  

They go to the English Comer                .

题型:单项选择题

以下哪一项属于广东农村信用社柜员需暂时离开操作台的交易处理?()

A.有权部门通过“[311056]柜员强制签退“交易将柜员的状态改为“签退“

B.柜员点击业务界面右上角第二个按键【签退】交易完成柜员从签到至签退状态的变更

C.柜员通过登陆界面右上角第三个按键【临时签退】交易锁定交易界面,完成屏幕的锁屏

D.网点其他柜员通过“[228101]代理柜员尾箱上缴与领用“交易将该柜员的状态改为“签退“

题型:单项选择题

程序构成的要件是什么?

更多题库