e388_exam1_fall04

e388_exam1_fall04 - First Exam: Economics 388, Econometrics...

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Unformatted text preview: First Exam: Economics 388, Econometrics Fall 2004 in R. Butlers class YOUR NAME:________________________________________ Section I (30 points) Questions 1-10 (3 points each) Section II (40 points) Questions 11-15 (10 points each) Section III (30 points) Question 16 (20 points each) Section I. Define or explain the following terms (3 points each) 1. median- 2. standardized or z-score - 3. type II error - 4. conditional probability density function of y given x- 5. F-test (or Chow test)- 6. adjusted R-square - 7. perfect multicollinearity- 8. homoskedasticity - 9. probability significance values (i.e., p-values)- 10. Var( w ) where w is a nx1 vector of random variables- 1 II. Some Concepts 11. Indicate whether the following statement is True, False or Uncertain and explain why. You are graded only on the explanation for your answer. If we add 2 to every value of the dependent variable (i.e., instead of y we have y+2), the slope coefficient will increase by 2 but the intercept and R-square will...
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This note was uploaded on 03/17/2010 for the course ECON 388 taught by Professor Mcdonald,j during the Spring '08 term at BYU.

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e388_exam1_fall04 - First Exam: Economics 388, Econometrics...

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