Economics 4950
Problem Set Three
1.
1a.
The file calschool.xls contains data on average student test scores and the demographic characteristics of
students in 420 school districts located in Californi
Estimators and Sampling Distributions
Overview
Over the last few lectures we have focused on how to describe the distribution of random
variables. For example, how do we characterize the distribution
ECON4950 Exam 1 Review Outline
Georgia State University
Questions on Background Material
Compute mean, standard deviation, variance, covariance. Know formula
Simple Regression
Compute 0 and 1 from t
DIRECTIONS: There are 40 questions. Read each question CAREFULLY, then choose
the best answer. Fill your answers on the bubble sheet with a pencil. Answer all
questions; there is no penalty for guessi
Multivariate Regression Analysis
The Model
Multivariate regression analysis is perhaps the most commonly used tool in applied economic and
business analysis. It's wide spread use is due to the fact th
The Simple Linear Regression Model
1.
The Model
y i 0 1 xi i
(1)
Equation (1) is known as the population regression function
y i is the dependent variable or endogenous variable
x i is the independent
CHAPTER 1
TEACHING NOTES
You have substantial latitude about what to emphasize in Chapter 1. I find it useful to talk about
the economics of crime example (Example 1.1) and the wage example (Example 1
Homework Assignment #3
Economic 4950, Spring 2017
Problems
1. Below is the Stata output from a regression of house prices on number of bedrooms and square feet.
Answer the questions pertaining to the
Economics 4950
Problem Set One
1.
Why are housing prices and incomes usually summarized by medians rather than means?
2.
Jenn owns a gourmet coffee house. Jenns total revenue varies from year to year
Case study 1: Pelican Stores
Pelican Stores, a division of National Clothing, is a chain of womens apparel stores operating through
out the country. The chain recently ran a promotion in which discoun
Statistical Inference:
Confidence Intervals and Hypothesis Testing
Overview
In the last section we discussed estimators and sampling distributions. In this section we discuss
how to make statements ab
Economics 4950
Problem Set Two
1.
A college admissions officer for an M.B.A. program has determined that historically, applicants have
undergraduate grade point averages that are normally distributed
ECON4950 Problem Set 1
Georgia State University
Questions on Background Material
1. A random sample of 22 businessa economists were asked to predict the
percentage growth in the consumer price index o
ECON 4950: Econometrics and Applications
Homework #1 Solution
1. The following table displays data on annual solid waste collection for nine cities in the U.S.
The data includes information on the num
ECON4950 Problem Set 3
Georgia State University
Chapter 4: Inference in Multiple Regression Analysis
General Problems
Problem 4.4
Are rent rates inuenced by the student population in a college town? L
Homework #5 Solutions
6.4 The following model allows the return to education to depend upon the total amount
of both parents education, called pareduc:
log(wage) 0 1 educ 2 educ * pareduc 3 exp er 4 t
Econ 464
M. Muniagurria
Notes on Monopolistic Competition
(1) Representative Consumer.
Utility Function:
(91 » (l2, . J E qi , Where 0 < (x <1
i 1
N
Income (in labor units) : I L + Z 111 (qi),
i 1
Whe
n W
(1) Suppose the quantity demandedof agood by individual 1 is given by:
Q; =102P+0.01'11+0.431 l g a»
and quantity demanded Q; byihdividual "2 isgiven by:
Qg=5P+0.0212+0.211 ,
a. What is the m
Statistics for
Business and Economics
Chapter 8
Estimation: Additional Topics
Chapter Goals
After completing this chapter, you should be able to:
Form confidence intervals for the mean difference from
Statistics for
Business and Economics
Chapter 9
Hypothesis Testing
Chapter Goals
After completing this chapter, you should be
able to:
Formulate null and alternative hypotheses for
applications involv
NATIONAL ECONOMICS UNIVERSITY
CENTER FOR ADVANCED
EDUCATIONAL PROGRAMS

SOCIALIST REPUBLIC OF VIETNAM
Independence Freedom Happiness

SYLLABUS
Course name:
1. MODULE PROFILE
Business Stsatistics
Cou
Introduction to Time Series Regression
and Forecasting
(SW Chapter 14)
Outline
1. Time Series Data: Whats Different?
2. Using Regression Models for Forecasting
3. Lags, Differences, Autocorrelation, &
Statistics for
Business and Economics
Chapter 4
Discrete Random Variables and
Probability Distributions
Chap 41
Chapter Goals
After completing this chapter, you should be
able to:
Interpret the mean
Statistics for
Business and Economics
Chapter 7
Estimation: Single Population
Chapter Goals
After completing this chapter, you should be
able to:
Distinguish between a point estimate and a
confidence
I, Introduction
Petroleum resources are the most important resource of the countries which
have natural gas and oil. They contribute to promoting economic growth as well as
raising the national income
If the price of 1998/99 Redbird Reminders falls from $5 to $4 and, as a result, the quantity
demanded increases from 9 to 10, we can conclude that:
a. demand is inelastic.
b demand is elastic.
c. dema
Regression with Panel Data
(SW Chapter 10)
Outline
1. Panel Data: What and Why
2. Panel Data with Two Time Periods
3. Fixed Effects Regression
4. Regression with Time Fixed Effects
5. Standard Errors
Harshid Bhatt
9/28/17
HOMEWORK 3
3.
1 should be negative
i.
If there is a sleeptrade off, then the sign on
ii.
2 might be negative because the more education you have, the
more demanding your job,
Harshid Bhatt
Econ 4950
Homework 4
4.
I.
H 0 : 3=0 H 3 : 3 0
II. Larger population will increase the demand for rental housing, thus
increases rent. 1> 0. Demand for housing increases when income
is h
ECON 4950: Econometrics and Applications
Homework 2
General Instructions: Read all the instructions before you start working the problems. The
questions are from the end of Chapter 2 of the textbook.
Lab Session 3
Dummy variables
Full set of dummies for years of education
reg income i.educ
Dummies for critical education milestones
gen hsgrad=educ=12 if educ!=.
gen somecol=educ>12 & educ<16 if
Comment on dofile without it begin a function:
Type an *
Comment a long essay on DoFile
/* type type type */
Saving a log file for your work
o File, log, begin
Tabulating
tab
o Missing values
Tab