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【单选题】
在其他条件不变的情况下,样本容量和抽样误差的关系是______。
A.
样本容量越大,抽样误差越大
B.
样本容量越大,抽样误差越小
C.
样本容量的变化与抽样误差的数值无关
D.
抽样误差变化程度是样本容量变动程度的1/2
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参考答案:
举一反三
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可为()计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
查看完整题目与答案
【判断题】a:hover 是伪类选择器,当鼠标悬浮在 a 标记上时应用该选择器定义的样式
A.
正确
B.
错误
查看完整题目与答案
【单选题】The receptionist of the hotel always say to the guest to fill in the __________.
A.
register
B.
registration form
C.
registered form
D.
registration
查看完整题目与答案
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可分为()计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
D.
米莱和莫尔
查看完整题目与答案
【单选题】仔细阅读诗圣杜甫的《绝句》可以体会出( )的情怀。
A.
郁郁不得志
B.
热爱祖国
C.
万物一体
查看完整题目与答案
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可分( )计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
查看完整题目与答案
【单选题】When the receptionist answers the phone, he should say “( )”.
A.
Hello, hello, Reception.
B.
Wrong number
C.
Good morning. Huatian Hotel. May I help you?
D.
Hold the line, please.
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【单选题】If you are not satisfied with the room the receptionist recommended, you may say_______
A.
It’s too expensive and it’s not reasonable.
B.
No, I think I may go to another hotel.
C.
I don’t like it.
D.
Could you show me something less expensive?
查看完整题目与答案
【单选题】If the receptionist informs the guest the room number, he will say “Here’s your _____card.
A.
key
B.
answer
C.
staying
D.
breakfast
查看完整题目与答案
【单选题】What does the receptionist say he was doing when Nick arrived?
A.
He was watching the news.
B.
He was getting ready to leave.
C.
He was talking on the phone.
查看完整题目与答案
相关题目:
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可为()计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
查看完整题目与答案
【判断题】a:hover 是伪类选择器,当鼠标悬浮在 a 标记上时应用该选择器定义的样式
A.
正确
B.
错误
查看完整题目与答案
【单选题】The receptionist of the hotel always say to the guest to fill in the __________.
A.
register
B.
registration form
C.
registered form
D.
registration
查看完整题目与答案
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可分为()计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
D.
米莱和莫尔
查看完整题目与答案
【单选题】仔细阅读诗圣杜甫的《绝句》可以体会出( )的情怀。
A.
郁郁不得志
B.
热爱祖国
C.
万物一体
查看完整题目与答案
【单选题】按各触发器的状态转换与时钟输入CP的关系分类,计数器可分( )计数器。
A.
同步和异步
B.
加计数和减计数
C.
二进制和十进制
查看完整题目与答案
【单选题】When the receptionist answers the phone, he should say “( )”.
A.
Hello, hello, Reception.
B.
Wrong number
C.
Good morning. Huatian Hotel. May I help you?
D.
Hold the line, please.
查看完整题目与答案
【单选题】If you are not satisfied with the room the receptionist recommended, you may say_______
A.
It’s too expensive and it’s not reasonable.
B.
No, I think I may go to another hotel.
C.
I don’t like it.
D.
Could you show me something less expensive?
查看完整题目与答案
【单选题】If the receptionist informs the guest the room number, he will say “Here’s your _____card.
A.
key
B.
answer
C.
staying
D.
breakfast
查看完整题目与答案
【单选题】What does the receptionist say he was doing when Nick arrived?
A.
He was watching the news.
B.
He was getting ready to leave.
C.
He was talking on the phone.
查看完整题目与答案
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