Two researchers have identical models, data, coefficients and standard error estimates. They test the same hypothesis using a two-sided alternative, but researcher 1 uses a 5% size of test while researcher 2 uses a 10% test. Which one of the following statements is correct?

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• Bản chất đa cộng tuyến là:

• If there are three variables that are being tested for cointegration, what is the maximum number of linearly independent cointegrating relationships that there could be?

• Ứng dụng của Phân tích hồi quy là:

ZUNIA12

• Under the five extended least squares assumptions, the homoskedasticity-only tdistribution in this chapter:

• Which of the following would NOT be a potential remedy for the problem of multicollinearity between regressors?

• What would be the consequences for the OLS estimator if autocorrelation is present in a regression model but ignored?

• If the number of non-zero eigenvalues of the pi matrix under a Johansen test is 2, this implies that

• Executive summary should involve all of the following, except:

• Mô hình hồi quy 3 biến là dạng:

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• Sai số ngẫu nhiêu là:

• Hệ số ESS là:

• Muốn tìm độ phân tán của Y và X trên phần mềm SPSS ta vào cột:

• If a series, yt, follows a random walk (with no drift), what is the optimal 1-step ahead forecast for y?

• Consider the following picture and suggest the model from the following list that best characterises the process:

•  Which of the following is NOT a good reason for including lagged variables in a regression?

• Bản chất của biến giả là:

• Đại lượng X trong phân tích hồi quy:

• Màn hình quản lý biến là:

• What result is proved by the Gauss-Markov theorem?