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Author Question: The Cp statistic is used A) to determine if there is an irregular component in a time series. B) ... (Read 29 times)

luminitza

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on: Jun 24, 2018
The Cp statistic is used
 
  A) to determine if there is an irregular component in a time series.
  B) to choose the best model.
  C) to determine if there is a problem of collinearity.
  D) if the variances of the error terms are all the same in a regression model.

Question 2

The Variance Inflationary Factor (VIF) measures the
 
  A) standard deviation of the slope.
  B) correlation of the X variables with each other.
  C) contribution of each X variable with the Y variable after all other X variables are included in the model.
  D) correlation of the X variables with the Y variable.


cupcake16

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Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

B


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