Download Exam Info for Quantitative Methods Module EC441.4 at NUI Galway, 2009/2010 and more Exams Quantitative Techniques in PDF only on Docsity!
Ollscoil na hÉireann, Gaillimh GX_____
National University of Ireland, Galway
Semester 2 Examinations 2009/
Exam Code(s) 1BCE1, 1BCE2, 1BCE4, 1BC# Exam(s) Bachelor of Commerce (part‐time) Module Code(s) EC441. Module(s) Quantitative Methods Paper No. Yes Repeat Paper External Examiner(s) Professor Robert Wright Internal Examiner(s) Professor John McHale Mr. Thomas McDonnell
Instructions: Please follow instructions carefully.
Duration 2:30 hrs.
No. of Pages 3 pages in total Department(s) Economics Course Co‐ordinator(s) T. McDonnell Requirements : MCQ Handout Statistical Tables Graph Paper Log Graph Paper Other Material
EC441.4 Quantitative Methods 2.5 hours All questions carry equal marks Section A: Please answer the following question.
- What is the difference between research and common sense? How can we control for selection bias? Hypothesis testing is systematised by a five-step procedure. What are these five steps? Section B: Please answer any 2 questions in this section. Only your first two answers in this section will be marked.
- Find dy/dx. Y = 3(2X^3 + 2X + 8)^3 What is the stationary point? Is it a maximum or a minimum?
- Use the LaGrange method to solve for: Z = 5X^3 + 2Y^3 With the constraint Y = 20 – 2X
- Find the two first order partial derivatives and the four second order partial derivatives of: Z = 4X^3 - 3X^3 Y^3 + 2Y
