Solutions of Review Exercise 3
1. Using the data in GPA2.RAW on 4,137 college students, the following equation was estimated by
OLS:
colgpa = 1.392 0.135hsperc + .00148sat
n = 4, 136, R2 = .273
where colgpa is measured on a four-point scale, hsper is the
Formula Sheet for Applied Econometricss Midterm Exam (Semester 1, 2015/16)
A. Simple Linear Regression: yi = 0 + 1 xi + ui
n
i=1
x=
xi /n
n
x 2
i=1 (xi )
var(x) =
n1
n
x
y
i=1 (xi )(yi )
n
x 2
i=1 (xi )
1 =
=
n
x
i=1 xi yi ny
n
2
x
i=1 xi nx
SST =
n
i=1 (
Review Exercise 2
1. In order to examine the relationship between x and y, the following simple regression was
estimated using data of 6 individuals randomly selected from the population:
y = 0 + 1 x
The data set is as follows:
x -4
y 8
-3
7
-2 0 1 -2
6
Applied Econometrics Assignment 1
Q1. The owner of Brittens Egg Farm wants to estimate the mean number of eggs laid
per chicken. A sample of 20 chickens shows that they laid an average of 20 eggs per
month with a standard deviation of 2 eggs per month.
(a
UIC-DBM Course Assessment Rubric
Course Title:
Applied Econometrics
Subject Convener:
CILOs
CILO 1
CILO 2
CILO 3
Dr Cheuk Yin Ho
Course Code:
ECON3013
Subject Team Member(s): Dr Cheuk Yin Ho; Dr. Linchi Hsu
Upon completion of this course, students should
UIC-DBM Course Assessment Rubric
Course Title: Principles of Macroeconomics
Course Convenor: Dr. Thomas Chan
Course Code: ECON2003
Course Team Member(s): Dr. Angela DU, Dr. Bei Luo, Dr. Patrick Pak, Dr. Thomas CHAN.
CILOs (extracted from the approved OBTL
UIC-DBM Course Assessment Rubric
Course Title:
Applied Econometrics
Subject Convener:
CILOs
CILO 1
CILO 2
CILO 3
Course Code:
Dr Cheuk Yin Ho
ECON3013
Subject Team Member(s): Dr. Cheuk Yin HO; Dr. Linchi Hsu
Upon completion of this course, students should
Solutions of Review Exercise 2
1. In order to examine the relationship between x and y, the following simple regression was
estimated using data of 6 individuals randomly selected from the population:
y = 0 + 1 x
The data set is as follows:
x -4
y 8
-3
Solutions of Review Exercise 1
1. The new management at a bakery claims that workers are now more productive than they were under
old management, which is why wages have generally increased. Let Wib be Worker is wage under the
old management and let Wia b
International University IU
QUANTITATIVE METHODS FOR BUSINESS (FALL 2013)
SAMPLE TEST
MIDTERM EXAMINATION
PART 01: MULTIPLE CHOICE QUESTIONS (20 POINTS)
1. (1 pt) Given the following two-person game, which strategy can be eliminated by use of
dominance?
Y
ECON2050 Advanced Applied Econometrics
Assignment 2
Due date: October 15, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the class.
ECON2050 Advanced Applied Econometrics
Assignment 1
Due date: September 30, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the clas
ECON2050 Advanced Applied Econometrics
Assignment 9
Solutions
1.
(i) Disagree. Most time series processes are correlated over time, and many of them
strongly correlated. This means they cannot be independent across observations, which simply
represent dif
ECON2050 Advanced Applied Econometrics
Assignment 9
Due date: December 17, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the class
TRAFFIC2.DES
year totacc fatacc injacc pdoacc ntotacc nfatacc ninjacc
npdoacc rtotacc rfatacc rinjacc rpdoacc ushigh cntyrds strtes
t tsq unem spdlaw beltlaw wkends feb mar
apr may jun jul aug sep oct nov
dec ltotacc lfatacc prcfat prcrfat lrtotacc lr
ECON2050 Advanced Applied Econometrics
Assignment 9
Due date: December 17, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the class
ECON2050 Advanced Applied Econometrics
Assignment 8
Solutions
1.
(i) For the CEV assumptions to hold, we must be able to write tvhours = tvhours* + e0,
where the measurement error e0 has zero mean and is uncorrelated with tvhours* and each
explanatory var
401KSUBS.DES
e401k inc marr male age fsize nettfa p401k
pira incsq agesq
Obs: 9275
1. e401k =1 if eligble for 401(k)
2. inc annual income, $1000s
3. marr =1 if married
4. male =1 if male respondent
5. age in years
6. fsize family size
7. nettfa
ECON2050 Advanced Applied Econometrics
Assignment 7
Solutions
1. (i) The proposed test is a hybrid of the BP and White tests. There are k + 1 regressors, each
original explanatory variable and the squared fitted values. So, the number of restrictions test
ECON2050 Advanced Applied Econometrics
Assignment 7
Due date: November 26, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the class
GPA1.DES
age soph junior senior senior5 male campus
business engineer colGPA hsGPA ACT job19 job20 drive
bike walk voluntr PC greek car siblings bgfriend
clubs skipped alcohol gradMI fathcoll mothcoll
Obs: 141
1. age in years
2. soph =1 if sophomore
ECON2050 Advanced Applied Econometrics
Assignment 7
Due date: November 26, 2014
1) Individual and independent work.
2) Show necessary computer output.
3) Write your name and student ID clearly.
4) Submit a hard copy to the TA at the beginning of the class
ECON2050 Advanced Applied Econometrics
Assignment 6
Solutions
1.
(i) We want to have a constant semi-elasticity model, so a standard wage equation with
marijuana usage included would be
log(wage) =
0 + 1 usage + 2 educ + 3 exper + ( 4 exper2 )+ 5 female +
ECON2050 Advanced Applied Econometrics
Assignment 5
Solutions
1.
(i) The answer is not entirely obvious, but one must properly interpret the coefficient on
alcohol in either case. If we include attend, then we are measuring the effect of alcohol
consumpti