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【多选题】
剩余变差(或剩余平方和)是指( )
A.
随机因素影响所引起的被解释变量的变差
B.
解释变量变动所引起的被解释变量的变差
C.
被解释变量的变差中,回归方程不能做出解释的部分
D.
被解释变量的总变差与回归平方和之差被解释变量的实际值与回归值的离差平方和
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参考答案：
举一反三
【多选题】公元前5世纪左右,对后世有非常大影响的几个重要的文明有( )。
A.
中国的文明
B.
印度的文明
C.
希腊的文明
D.
巴比伦的文明
查看完整题目与答案
【单选题】Now the main business of many cosmetic surgeons is ______ .
A.
breast implant
B.
bone structure improvement
C.
facial beautification
D.
skin replacement
查看完整题目与答案
【单选题】What do termites feel the most important to consider before they move in the wood structure?
A.
Food.
B.
Housekeeping.
C.
Soil.
D.
Water supply.
查看完整题目与答案
【简答题】体育强国梦 2008 年《在北京奥运会、残奥会总结上的讲话》指出:“进一步推动我国由体育大国向体育强国迈进”,并强调:“我们要坚持以增强人民体质、提高全民族身体素质和生活质量为目标,高度重视并充分发挥体育在促进人的全面发展、促进经济社会发展中的重要作用,实现竞技体育和群众体育协调发展。”这一论断强调了体育强国不仅是竞技体育的领先,群众体育事业也是体育强国的重要标志。 2017 ...
查看完整题目与答案
【单选题】According to the passage, stress comes from______.
A.
the solution to problems
B.
the structure of our minds
C.
the event itself
D.
the meaning we give to what has happened
查看完整题目与答案
【单选题】Mark and Kent look the same they are twin brothers. [     ]
A.
because
B.
although
C.
until
D.
if
查看完整题目与答案
【判断题】竞技运动的目的是为了增强体质、全面发展个性
A.
正确
B.
错误
查看完整题目与答案
【单选题】In speaking activities， a speaker often tries to avoid using a difficult word or structure and chooses to use a simpler one. What learning strategy does the speaker use?
A.
Simplification
B.
Generalization
C.
Paraphrase.
D.
Avoidance.
查看完整题目与答案
【单选题】Travelers now believe that the root cause for failures of British railway is
A.
its structural design.
B.
the pursuit of profit.
C.
its inefficient network.
D.
the lack of safety guarantees.
查看完整题目与答案
【单选题】They said they are twin brothers. No wonder they have so many things  _______.
A.
are similar
B.
in style
C.
in common
D.
in the same
查看完整题目与答案
相关题目：
【多选题】公元前5世纪左右,对后世有非常大影响的几个重要的文明有( )。
A.
中国的文明
B.
印度的文明
C.
希腊的文明
D.
巴比伦的文明
查看完整题目与答案
【单选题】Now the main business of many cosmetic surgeons is ______ .
A.
breast implant
B.
bone structure improvement
C.
facial beautification
D.
skin replacement
查看完整题目与答案
【单选题】What do termites feel the most important to consider before they move in the wood structure?
A.
Food.
B.
Housekeeping.
C.
Soil.
D.
Water supply.
查看完整题目与答案
【简答题】体育强国梦 2008 年《在北京奥运会、残奥会总结上的讲话》指出:“进一步推动我国由体育大国向体育强国迈进”,并强调:“我们要坚持以增强人民体质、提高全民族身体素质和生活质量为目标,高度重视并充分发挥体育在促进人的全面发展、促进经济社会发展中的重要作用,实现竞技体育和群众体育协调发展。”这一论断强调了体育强国不仅是竞技体育的领先,群众体育事业也是体育强国的重要标志。 2017 ...
查看完整题目与答案
【单选题】According to the passage, stress comes from______.
A.
the solution to problems
B.
the structure of our minds
C.
the event itself
D.
the meaning we give to what has happened
查看完整题目与答案
【单选题】Mark and Kent look the same they are twin brothers. [     ]
A.
because
B.
although
C.
until
D.
if
查看完整题目与答案
【判断题】竞技运动的目的是为了增强体质、全面发展个性
A.
正确
B.
错误
查看完整题目与答案
【单选题】In speaking activities， a speaker often tries to avoid using a difficult word or structure and chooses to use a simpler one. What learning strategy does the speaker use?
A.
Simplification
B.
Generalization
C.
Paraphrase.
D.
Avoidance.
查看完整题目与答案
【单选题】Travelers now believe that the root cause for failures of British railway is
A.
its structural design.
B.
the pursuit of profit.
C.
its inefficient network.
D.
the lack of safety guarantees.
查看完整题目与答案
【单选题】They said they are twin brothers. No wonder they have so many things  _______.
A.
are similar
B.
in style
C.
in common
D.
in the same
查看完整题目与答案
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