35mxmf03-1

# 35mxmf03-1 - ECONOMICS 351* Mid-Term Exam - Fall Term 2003...

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ECONOMICS 351* Mid-Term Exam -- Fall Term 2003 Page 1 of 5 pages QUEEN'S UNIVERSITY AT KINGSTON Department of Economics ECONOMICS 351* - Fall Term 2003 Introductory Econometrics Fall Term 2003 MID-TERM EXAM M.G. Abbott DATE : Tuesday October 28, 2003. TIME : 80 minutes; 1:00 p.m. - 2:20 p.m. INSTRUCTIONS : The exam consists of FIVE (5) questions. Students are required to answer ALL FIVE (5) questions. Answer all questions in the exam booklets provided. Be sure your name and student number are printed clearly on the front of all exam booklets used. Do not write answers to questions on the front page of the first exam booklet . Please label clearly each of your answers in the exam booklets with the appropriate number and letter. Please write legibly. MARKING : The marks for each question are indicated in parentheses immediately above each question. Total marks for the exam equal 100 . GOOD LUCK! ECON 351* -- Fall Term 2003: Mid-Term Exam Page 1 of 5 pages

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ECONOMICS 351* Mid-Term Exam -- Fall Term 2003 Page 2 of 5 pages QUESTIONS : Answer ALL FIVE questions. All questions pertain to the simple (two-variable) linear regression model for which the population regression equation can be written in conventional notation as: (1) YX i =+ + ββ 12 u i i where Y i and X i are observable variables, β 1 and β 2 are unknown (constant) regression coefficients, and u i is an unobservable random error term. The Ordinary Least Squares (OLS) sample regression equation corresponding to regression equation (1) is (i = 1, . .., N) (2) i + \$\$ \$ u i i where β is the OLS estimator of the intercept coefficient \$ 1 β 1 , β is the OLS estimator of the slope coefficient ,
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## 35mxmf03-1 - ECONOMICS 351* Mid-Term Exam - Fall Term 2003...

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