YL2023-03-02 13:22:32
Module 7-Practice Problems-Question 27-这道题的4个知识点,分别在教材第几页上?
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Evian, CFA2023-03-02 18:28:42
ヾ(◍°∇°◍)ノ゙你好同学,
2022-L1V1-443
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1.答案中所说的第3小点:the variance of the error term is the same for all observations, 在书第几页上有?书(2022-L1V1)P443第2点,说的是:Homoskedasticity-The variance of the regression residuals is the same for all observations而不是error term?
2.答案中所说的第4小点:the error term is normally distributed, 在书第几页上有?书(2022-L1V1)P443第4点,说的是:Normality-The regression residuals are normally distributed 而不是error term?
3.本题A选项,Assumption 1 The error term is uncorrelated across observations 在书第几页上有?书(2022-L1V1)P443第3点,说的是:Independence-The regression residuals are uncorrelated across observations 而不是error term?
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1.答案中所说的第3小点:the variance of the error term is the same for all observations, 在书第几页上有?
【回复】在P475,是对回归的假设做出的章节summary,如下截图1
书(2022-L1V1)P443第2点,说的是:Homoskedasticity-The variance of the regression residuals is the same for all observations而不是error term?
【回复】residual和error term是一个东西
2.答案中所说的第4小点:the error term is normally distributed, 在书第几页上有?
书(2022-L1V1)P443第4点,说的是:Normality-The regression residuals are normally distributed 而不是error term?
【回复】所有对于回归假设详细介绍在22原版书的P443,如下截图2
3.本题A选项,Assumption 1 The error term is uncorrelated across observations 在书第几页上有?书(2022-L1V1)P443第3点,说的是:Independence-The regression residuals are uncorrelated across observations 而不是error term?
【回复】residual和error term是一个东西


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