Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
AUGUST 2009 EXAMINATIONS
ECO220Y1Y
PART 1 OF 2
SOLUTIONS
(1) For which of these graphs would the coefficient of correlation give a misleading
description of the strength of the relationship between the y variable and x variable? (A)
(2) A retailer claims
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Ass tongs,
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University of Toronto at Mississauga
Prof. Gordon Anderson sq ,. 7 V7
Eco 220 Term Test 4 g] x , August 2010.
Aids Permitted 1 Calculator, 1 Aid Sheet. (NV /
Answer any four of the following s
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
NAME (PRINT):
Last Name! Surname First Name [Given Name
STUDENT NO: Signature:
The University of Toronto Mississauga
April 2009 Final Examination
E00220Y5Y
Quantitative Methods
Gordon Anderson and Lee Bailey
Duration 2 Hours
Aids: basic calculators only
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
NAME (PRINT):
LastlSurname First lGiven Name
STUDENT #: SIGNATURE:
Section .
UNIVERSITY OF TORONTO MlSSISSAUGA
AUGUST 2009 FINAL EXAMINATION
ECOZZOYSY
Quantitative Methods in Economics
Gordon Anderson
Duration  2 hours
Aids: NonProgrammable calc
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
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5. The followin are the educational attainment scores of 10 fathers and sons. \/ .3
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' Calcul  e ordinary least squares estimates of W the simple regression model
m here Y is th
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
3. The following is a table of parent child educational attainme es test the _ v7) 00
hypothesis that parent child outcomes are independent settin a at 0.01. /' V\~
High school
com lete
Some Post
secondar_y education
Child HighSchool
incomlete
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Term Test #1, ECO220Y1Y, November 8, 2013
Page 1 of 2
SOLUTIONS
(1) To make an inference about young adults, a random sample of 200 Canadians aged 20 to 29
years is drawn. This is an example of a _ random sample. (A)
(2) There is one very obvious outlier.
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
UNIVERSITY OF TORONTO Faculty of Arts and Science AUGUST 2008 EXAMINATIONS ECO220Y1Y PART 1 OF 2 Duration  3 hours Examination Aids: Calculator Last Name: S O L U T I O N S
Problem1: (a) Solution: Let X be the lifetime of a light bulb. Given that X ~ N
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Page 1 of 16
UNIVERSITY OF TORONTO
Faculty of Arts and Science
APRIL 2011 EXAMINATIONS
ECO220Y1Y
Duration  3 hours
Examination Aids: Calculator
Last
Name:
First
Name:
Student
#:
S
O
L
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T
I
O
N
S
Page 2 of 16
Part 1: Multiple Choice Questions [60 points]
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
UNIVERSITY OF TORONTO
Faculty of Arts and Science
AUGUST 2011 EXAMINATIONS
ECO220Y1Y
SOLUTIONS
1.
In testing H 0 : p 0.7 against H a : p 0.7 , the pvalue is 0.0231. Which one of the following
statements is true? (c)
2.
Suppose H 0 : p 0.45 is to be teste
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Dummies, Quadratics, and
Interactions
Lecture 23
Required Readings: Chapter 21
(with emphasis on Sections 21.1, 21.2, 21.6,
and Indicators for Influence p. 792)
1
Review and New
Reinforce interpretation of multiple regression
coefficients (review) and sh
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Multiple Regression Applications:
A Review of Important Concepts
Lecture 24
Review Chapters 18  21
1
Table from One Question Test #2
Mean Payoff ($s) to Other Party from ECO220Y (2014)
All subjects
(n=200)
Males
(n=75)
Females
(n=125)
stat
1. 40 tokens,
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Page 1 of 7
August 2013 EXAMINATIONS
ECO220Y1Y
Solutions
PART 1: 20 multiple choice questions with point values from 1 to 3 points each for a total of 47 points
(1) Determine whether the following statement is correct: The only way to improve power of the
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
Part 1 of 2
Page 1 of 2
UNIVERSITY OF TORONTO
Faculty of Arts and Science
APRIL 2012 EXAMINATIONS
ECO220Y1Y
PART 1 OF 2
(1) What is the chance that among 10 randomly sampled individuals aged 16 and
above more than 80% used the Internet for personal reason
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
August 2012 EXAMINATIONS
Solution Part I
(1) In a random sample of 600 eligible voters, the probability that less than 38% will be in
favour of this policy is closest to (B)
(2) In a large random sample, the probability that less than 42% are in favour of
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
6. By relating the x2 independence test to the x2 goodness of t test explain how the
degrees of freedom in the test come about. Why are these tests always upper tailed tests?
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
/"
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2. Outline the assumptions necess . to e ordinary least squares estimator of B in the
simple regression mode Y = a + X + 81 to be unbiased with a variance of (Fl/2(X1X)2 .
where X is the mean of t e Xs. Explain what the implications of the assumpt
Quantitative Methods in Economics Full Year Course
ECO 220Y

Spring 2014
NAME (PRINT):
LastlSurname First/Given Name
STUDENT #: SIGNATURE:
UNIVERSiTY OF TORONTO MISSISSAUGA
APRIL 2010 FINAL EXAMINATION
E60220Y5Y
Quantitative Methods in Economics
Gordon Anderson
Duration  2 hours
Aids: NonProgrammable calculator, 1 pa