皮皮学，免费搜题
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搜题
【单选题】
不属于发动机进气系统检查内容的是
A.
进气软管
B.
真空软管
C.
燃油滤清器
D.
空气滤清器
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
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皮皮学刷刷变学霸
举一反三
【多选题】计算相关系数时(    )
A.
相关的两个变量都是随机的
B.
相关的两个变量是对等关系
C.
相关的两个变量，一个是随机的，一个是对等的
D.
可以计算出自变量和因变量两个相关系数
E.
相关系数有正负号
查看完整题目与答案
【多选题】计算相关系数时
A.
相关的两个变量都是随机的
B.
相关的两个变量是对等的关系
C.
相关的两个变量一个是随机的，一个是可控制的量
D.
相关系数有正负号，可判断相关的方向
E.
可以计算出自变量和因变量两个相关系数
查看完整题目与答案
【单选题】According to the author, what is the first impression of the various ruins?
A.
They formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the new territory.
D.
They were what remained of the farthest city.
查看完整题目与答案
【单选题】What caused the explosion according to the news?
A.
The stored fireworks started to fire automatically.
B.
The fireworks were fired by a terrorist at the temple.
C.
Some of the fireworks fell on a building with a lot of stored fireworks.
D.
The people gathering at the temple set fire for religious celebration.
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
They had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案
【单选题】当相关系数时，表明( )。
A.
现象之间完全无关
B.
相关程度较小
C.
现象之间完全相关
D.
无直线相关关系
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
they had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They Were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案
【单选题】在采用回归分析法计算相关系数时，相关系数越接近于1，说明X与Y之间的相关程度越(    )。
A.
大    
B.
无关    
C.
小    
D.
负向相关
查看完整题目与答案
【单选题】What did the government official say about the explosion?
A.
The fireworks should be strictly supervised at the temple.
B.
The fireworks display had not been permitted to be held.
C.
The fireworks were displayed in a wrong way.
D.
Any fireworks display should be forbidden in the future.
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
they had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案
相关题目：
【多选题】计算相关系数时(    )
A.
相关的两个变量都是随机的
B.
相关的两个变量是对等关系
C.
相关的两个变量，一个是随机的，一个是对等的
D.
可以计算出自变量和因变量两个相关系数
E.
相关系数有正负号
查看完整题目与答案
【多选题】计算相关系数时
A.
相关的两个变量都是随机的
B.
相关的两个变量是对等的关系
C.
相关的两个变量一个是随机的，一个是可控制的量
D.
相关系数有正负号，可判断相关的方向
E.
可以计算出自变量和因变量两个相关系数
查看完整题目与答案
【单选题】According to the author, what is the first impression of the various ruins?
A.
They formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the new territory.
D.
They were what remained of the farthest city.
查看完整题目与答案
【单选题】What caused the explosion according to the news?
A.
The stored fireworks started to fire automatically.
B.
The fireworks were fired by a terrorist at the temple.
C.
Some of the fireworks fell on a building with a lot of stored fireworks.
D.
The people gathering at the temple set fire for religious celebration.
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
They had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案
【单选题】当相关系数时，表明( )。
A.
现象之间完全无关
B.
相关程度较小
C.
现象之间完全相关
D.
无直线相关关系
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
they had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They Were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案
【单选题】在采用回归分析法计算相关系数时，相关系数越接近于1，说明X与Y之间的相关程度越(    )。
A.
大    
B.
无关    
C.
小    
D.
负向相关
查看完整题目与答案
【单选题】What did the government official say about the explosion?
A.
The fireworks should be strictly supervised at the temple.
B.
The fireworks display had not been permitted to be held.
C.
The fireworks were displayed in a wrong way.
D.
Any fireworks display should be forbidden in the future.
查看完整题目与答案
【单选题】What suggestion is made about the former purpose of the various ruins he could see?
A.
they had formed part of the capital of a new Mayan kingdom.
B.
They were what remained of a temple to sky gods.
C.
They were what was left of the starting point from which the Mayans had moved to new territory.
D.
They were what remained of the farthest city reached in a large-scale Mayan migration.
查看完整题目与答案