Questions 10

  1. Explain for what we are using diagnostic tests?
  2. What test is used for testing validity of the functional for of the model? To what assumption of CLRM the null hypothesis of this test is related to? What is the alternative hypothesis in this test?
  3. (*) Describe two forms of the RESET test.
  4. What test are we using for testing normality of the error term. To what assumption of CNLRM the {$H_0$} of this test is related to? What is the alternative hypothesis in this test? What are te consequences of rejection of {$H_0$} for the properties of OLS?
  5. What tests are used for testing stability of parameters? Validity of which assumption of CLRM is verified with this tests? What are the alternative hypothesises for these tests?
  6. (*) How do we calculate statistics of the forecast test?
  7. (*) How do we calculate statistics of the Chow test?
  8. What test we can use in order to test for hetescedasticity? What assumption of CLRM is verified with tese tests? What are the alternative hypothesises in these tests?
  9. (*) How do we calculate statistics of the Goldfeld-Quandt test?
  10. (*) How do we calculate statistics of the Breusch-Pagan test?
  11. What test we can use in order to test for autocorrelation? What assumption of CLRM is verified with tese tests? What are the alternative hypothesises in these tests?
  12. (*) Give the formula of the DW statistics and the form of anciliary regression in Breusch-Godfey test.