19. 20. The logarithm transformation can be used A)to overcome violations of the

Question

19. 20. The logarithm transformation can be used A)to overcome violations of the homoscedasticityassumption.
B)to test for possible violations of the homoscedasticityassumption.
C)to overcome violations of the autocorrelationassumption.
D)to test for possible violations of the autocorrelationassumption.
20. The logarithm transformation can be used A)to overcome violations of the homoscedasticityassumption.
B)to test for possible violations of the homoscedasticityassumption.
C)to overcome violations of the autocorrelationassumption.
D)to test for possible violations of the autocorrelationassumption.
The logarithm transformation can be used 21. Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model? A)the hat matrix elements hi
B)the Cp statistic
C)the Studentized deleted residualsti
D)Cook's distance statistic
21. Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model? A)the hat matrix elements hi
B)the Cp statistic
C)the Studentized deleted residualsti
D)Cook's distance statistic
Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model?

Explanation / Answer

What is the correct interpretation for the estimatedcoefficient for SEX?
A) Holding everything else fixed, personal consumption for females isestimated to be 0.39% higher than males on theaverage.
20. The logarithm transformation can be used A) to overcome violations of the homoscedasticityassumption. 20. The logarithm transformation can be used A) to overcome violations of the homoscedasticityassumption. The logarithm transformation can be used 21. Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model?B) B) the Cp statistic
21. Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model?B) B) the Cp statistic
Which of the following is NOT used to determine observationsthat have an influential effect on the fitted model?B) B) the Cp statistic

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