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【单选题】
指出下面的陈述中哪一个是错误的:
A.
抽样误差只存在于概率抽样中
B.
非抽样误差只存在概率抽样中
C.
无论是概率抽样还是费概率抽样都存在非抽样误差
D.
在全面调查中也存在非抽样误差
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参考答案：
举一反三
【单选题】I'm sorry to arrive late, but the car______.
A.
broke back
B.
broke down
C.
broke off
D.
broke through
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【简答题】把括号里的汉语翻译成英语 61.Pop music is _______(流行的)with young people. 62.Theri_______(培训)this time is longer. 63.Now,the ______(计算机)plays an important role in our life. .In _____(事实上),he is only a teacher. 65...
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【判断题】资本的概念是一成不变的
A.
正确
B.
错误
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【单选题】听力原文：M: I'm sorry, Madam. The train is somewhat behind schedule because of the fog. Take a seat and I'll tell you as soon as we know something definite. W: Thank you. I'll just sit here and read a mag...
A.
The train will arrive on time.
B.
The train is late due to the storm.
C.
The woman will take next train.
D.
The woman has to wait for the train.
查看完整题目与答案
【多选题】实验室安全事故责任追究的种类(针对学生)主要包括()。
A.
警告
B.
严重警告
C.
记过
D.
留校察看
E.
开除学籍
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【单选题】听力原文：M: I'm sorry I don't know when to get off. Would you please tell me when we arrive at the Friendship Hotel? W: Don't worry. I'll remind you when it's your stop. Q: What is the man? (16)
A.
A bus passenger.
B.
A cabin passenger.
C.
A bus conductor.
D.
A train passenger.
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【单选题】图样里默认的长度单位是?
A.
m
B.
dm
C.
cm
D.
mm
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【单选题】听力原文：W: The Americans came from America. That's easy, isn't it? M: I'm sorry to say you are wrong! The Americans came from almost every part of the world. That's to say, mare than 230 million people n...
A.
Because Americans love melting pot.
B.
Because Americans came from almost every part of the world.
C.
Because America is famous for melting pot.
D.
Because America contains a large number of people.
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【单选题】对低温保存菌种来说,以下四种温度以( )°C最好。
A.
-196
B.
-70
C.
-20
D.
0
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【单选题】有机磷中毒时,代谢失常的神经递质是(2015护考真题)
A.
多巴胺
B.
乙酰胆碱
C.
5-羟色胺
D.
肾上腺素
E.
去甲肾上腺素
查看完整题目与答案
相关题目：
【单选题】I'm sorry to arrive late, but the car______.
A.
broke back
B.
broke down
C.
broke off
D.
broke through
查看完整题目与答案
【简答题】把括号里的汉语翻译成英语 61.Pop music is _______(流行的)with young people. 62.Theri_______(培训)this time is longer. 63.Now,the ______(计算机)plays an important role in our life. .In _____(事实上),he is only a teacher. 65...
查看完整题目与答案
【判断题】资本的概念是一成不变的
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：M: I'm sorry, Madam. The train is somewhat behind schedule because of the fog. Take a seat and I'll tell you as soon as we know something definite. W: Thank you. I'll just sit here and read a mag...
A.
The train will arrive on time.
B.
The train is late due to the storm.
C.
The woman will take next train.
D.
The woman has to wait for the train.
查看完整题目与答案
【多选题】实验室安全事故责任追究的种类(针对学生)主要包括()。
A.
警告
B.
严重警告
C.
记过
D.
留校察看
E.
开除学籍
查看完整题目与答案
【单选题】听力原文：M: I'm sorry I don't know when to get off. Would you please tell me when we arrive at the Friendship Hotel? W: Don't worry. I'll remind you when it's your stop. Q: What is the man? (16)
A.
A bus passenger.
B.
A cabin passenger.
C.
A bus conductor.
D.
A train passenger.
查看完整题目与答案
【单选题】图样里默认的长度单位是?
A.
m
B.
dm
C.
cm
D.
mm
查看完整题目与答案
【单选题】听力原文：W: The Americans came from America. That's easy, isn't it? M: I'm sorry to say you are wrong! The Americans came from almost every part of the world. That's to say, mare than 230 million people n...
A.
Because Americans love melting pot.
B.
Because Americans came from almost every part of the world.
C.
Because America is famous for melting pot.
D.
Because America contains a large number of people.
查看完整题目与答案
【单选题】对低温保存菌种来说,以下四种温度以( )°C最好。
A.
-196
B.
-70
C.
-20
D.
0
查看完整题目与答案
【单选题】有机磷中毒时,代谢失常的神经递质是(2015护考真题)
A.
多巴胺
B.
乙酰胆碱
C.
5-羟色胺
D.
肾上腺素
E.
去甲肾上腺素
查看完整题目与答案
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