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【简答题】
什么是拟合优度?判定系数是如何衡量模型的拟合优度的?在多元回归中,为什么要对判定系数进行修正?
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【简答题】新视野2 Unit 4 further Passage 2.mp4 Unit 4Further Listening.docx 新视野2 Unit 4 LC.mp4 新视野2 Unit 4 further Passage 2.mp4 新视野2 Unit 4 Passage 1.mp4 新视野2 Unit 4 SC.mp4
【单选题】passage 2.docx passage 1.docx 1 Why would poor people rank their relationships according to their importance?
A.
A They want to find delight in relationships.
B.
B They rely on others to get by.
C.
C They hope to be bound to others closely.
D.
They have limited resources at hand.
【简答题】passage 2.mp3: In this part, you will hear a passage. At the end of the passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, y...
【单选题】passage 1.docx passage 2.docx 1 Why would poor people rank their relationships according to their importance?
A.
A They want to find delight in relationships.
B.
B They rely on others to get by.
C.
C They hope to be bound to others closely.
D.
They have limited resources at hand.
【单选题】Question 28 From the list below choose the most suitable title for Reading Passage 2. Write the appropriate letter A-E in box 28 on your answer sheet.
A.
Environmental management
B.
Increasing the world's food supply
C.
Soil erosion
D.
Fertilisers and pesticides - the way forward
E.
Farm subsidies
【单选题】Questions 19 to 21 are based on the passage you have just heard. passage 2.mp4
A.
19.A) Space exploration has serious consequences.
B.
B) India has many space exploration programs.
C.
C) There is quite a lot to learn about the moon.
D.
D) A lot of garbage has been left on the moon.
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