Câu hỏi: The numerical score assigned to the credit rating of a bond is best described as what type of number?
A. Continuous
B. Cardinal
C. Ordinal
D. Nominal
Câu 1: What is the relationship, if any, between the normal and t-distributions?
A. A t-distribution with zero degrees of freedom is a normal
B. A t-distribution with one degree of freedom is a normal
C. A t-distribution with infinite degrees of freedom is a normal
D. There is no relationship between the two distributions
30/08/2021 9 Lượt xem
Câu 2: The value of the Durbin Watson test statistic in a regression with 4 regressors (including the constant term) estimated on 100 observations is 3.6. What might we suggest from this?
A. The residuals are positively autocorrelated
B. The residuals are negatively autocorrelated
C. There is no autocorrelation in the residuals
D. The test statistic has fallen in the intermediate region
30/08/2021 9 Lượt xem
Câu 3: Which of the following is the correct value for?
A. 2.89
B. 1.30
C. 0.84
D. We cannot determine the value of from the information given in the question
30/08/2021 8 Lượt xem
Câu 4: Which one of the following is NOT an assumption of the classical linear regression model?
A. The explanatory variables are uncorrelated with the error terms
B. The disturbance terms have zero mean
C. The dependent variable is not correlated with the disturbance terms
D. The disturbance terms are independent of one another
30/08/2021 8 Lượt xem
Câu 5: The type I error associated with testing a hypothesis is equal to:
A. One minus the type II error
B. The confidence level
C. The size of the test
D. The size of the sample
30/08/2021 8 Lượt xem
Câu 6: Which of the following would you expect to be a problem associated with adding lagged values of the dependent variable into a regression equation?
A. The assumption that the regressors are non-stochastic is violated
B. A model with many lags may lead to residual non-normality
C. Adding lags may induce multicollinearity with current values of variables
D. The standard errors of the coefficients will fall as a result of adding more explanatory variables
30/08/2021 8 Lượt xem
Câu hỏi trong đề: Bộ câu hỏi trắc nghiệm môn Kinh tế lượng - Phần 4
- 20 Lượt thi
- 30 Phút
- 20 Câu hỏi
- Sinh viên
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