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Undergraduate Programs in the Department of Economics
 

Data for Group Projects

Announcements for Wednesday, April 9, 2003
For Monday:
• Homework Set 9 due
• Complete pink sheet practice problems for in class exam 2 review
For Today:
• Further discussion of Adjusted R-Squared and an example
• Lecture on 17.2 Dummy Variables
• Lecture on 16.4 the F-test

Announcements for Monday, April 7, 2003
For Wednesday (April 9):
 Read 16.4 and 17.2
 Homework Set 8 Due
For Monday (April 14):
 Work pink review sheet problems
 Will review during class
 Homework Set 9 over dummy variables – due
For Wednesday (April 16):
 Exam II during class
For Today:
 Return Homework set 7 and key
 Lecture:
  16.3, Adjusted R2
  15.9 The Correlation Coefficient
  16.5 Multicollinearity
 
 Announcements for Wednesday, April 2, 2003
  For Monday, April 7 – read 15.9, 16.3, and 16.5
  For Wednesday, April 9 – read section 17.2
     Homework Set #8 Due
  Today:
  Reading Excel and STATA output
  Practice interpreting output
  15.5 Standard Errors
  15.6 Hypothesis testing for regression coefficients
  15.7 Confidence intervals for regression coefficients

Announcements for Monday, March 31
    One new handout:  blue – excel output
    For Wednesday:   Read 15.5, 15.6 and 15.7
    For Today:   Submit Homework set #7 and Course evaluations
    Lecture:
         Excel regression output  - how to do regression using  analysis using excel
         15.4. Explanatory Power of the Linear Regression  Model
           A. Decomposition of the Variance in Y
           B. The Coefficient of Determination
           C. An Alternative Formula

Announcements for Wednesday, March 26, 2003
Two new handouts:
     Ivory – lecture handout for today and next time
     Green – homework set 8
For Monday:
 Homework set 7 due
 Read 15.4 if you have not
 Some time to work in groups

For Today:
 Lecture over 15.3 and 16.1
 The Method of Least Squares – to estimate a regression  model and
 Multiple Regression Models

I. What is The Method of Least Squares(Ordinary Least Squares)
A. Theory
B. Formula
C. Application
II. Standard Error of the Estimate
III. Multiple Regression Analysis
 

Announcements for Monday, March 24, 2003
Change date of second exam from April 9 to April 16
For Wednesday:  read 15.3 and 15.4
Three new handouts:
 Green – homework 7
 Pink – next stage of project
 Yellow – key to practice questions at back of blue lecture handout
For Today:
-Discuss next stage of group project
-Review lecture from last class period – look at some practice problems
-New Lecture-The Simple Linear Regression Model
 page 10 – 15 of lecture handout
 
 

Announcements for Wednesday March 12, 2003
For the Monday after break:  Read 15.3
   Work practice problems 1-9 at the end of the lecture packet
For today:
 Return Homework set 6
 Lecture:  Introduction to regression analysis
   (sections 15.1 and 15.2)

Announcements for Wednesday, March 5, 2003
For Monday:  Group Project Due and  Read 15:1 in text
Today:  ANOVA (Chapter 14)

Wednesday, February 26th
Exam I was given on Wednesday, February 26

Monday, February 24
we reviewed for the exam

Wednesday, February 19th
we finished chapter 13 lecture over section 13.2

Monday, February 17th
class we cancelled due to the ice storm

On Wednesday, February 12
lecture covered section 13.1 in the text

Announcements for Monday, February 10, 2003
For Wednesday:  Read section 13.1 in text
For Today:
Return Homework Set 3 and Homework Set 4
Collect Homework Set 5
Lecture Over Section 12.1 Tests Involving two Population Parameters
Divide into Project Groups
Take first look at project data
 

Lecture Overheads for Wednesday, February 5, 2003
For Monday, February 10:Read 12.1 and 12.2, Homework set 5 due, Will return HW set 4
For Today: -return HW set 3    -Chapter 11: Hypothesis Testing
V. Hypothesis tests for ? when population variance in not known, the population is normal, and n < 30.(11.5)
VI. Tests of the population proportion, p (11.6)
Finish going through ECO391 Student Survey Results
 

Lecture Overheads for Monday, February 3, 2003
    For Wednesday, February 5:
    No new reading – complete survey
For Today:
    -Collect Homework Set 4
    -Homework set 5 due date changed to Monday 2/10
    -Chapter 11: Hypothesis Testing
    -Review what is hypothesis testing? (11.1)/ Four steps of hypothesis testing. (11.1)
 III. Hypothesis tests for ? when population is normal  and population variance is known (11.2)
IV. Hypothesis tests for ? when population variance in not known, but sample is large (n>30)  (11.4)
V. Hypothesis tests for ? when population variance in not known, the population is normal, and n < 30.(11.5)

Go through ECO391 Student Survey Results

VI. Tests of the population proportion, p (11.6)

Announcements for Wednesday, January 29, 2003
For Monday, February 3:
Reading assignment: “Hypothesis Testing”   Chapter 11.5 and 11.6
Homework set 4 Due

For Today:
-Return Homework Set 1
-Return Homework Set 2
-Collect Homework Set 3
-Finish Chapter 10 – Confidence Intervals
-Chapter 11 Lecture Outline: Hypothesis Testing
I. Introduction - what is hypothesis testing? (11.1)
II. Four steps of hypothesis testing. (11.1)
III. Hypothesis tests for ? when population is normal and population variance is known (11.2)
(Probably will get about this far today)
IV. Hypothesis tests for ? when population variance in not known, but sample is large (n>30)  (11.4)
V. Hypothesis tests for ? when population variance in not known, the population is normal, and n < 30. (11.5)
VI. Tests of the population proportion, p (11.6)
 

Announcements for Monday, January 27, 2003

For Wednesday, January 29:
    Reading assignment: “Hypothesis Testing”   Chapter 11.1, 11.2  11.4.
    Homework 3 over Sampling Distributions is Due

For Today:
    -Return Homework Set 1
    -Collect Homework Set 2
    -Finish Chapter 9 – Sampling Distribution Lecture
    -Today’s Chapter 10 Lecture Outline:
    I.    Defining a confidence interval for ?
    II.   Steps in constructing a confidence interval for ?
        A. If population standard deviation, ?, is known and population is normal.
        B. If population standard deviation, ?, is not known, but sample size is large.
    III. Two desirable features of a confidence interval
    IV. Factors affecting the width of a confidence interval
    V. Student’s t-distribution

Announcements for Wednesday, January 22, 2003
• For Monday, January 27 – homework set 2 due
• Reading - Chapter 10 “Confidence Intervals”:   10.1, 10.2, and 10.3.

For Today:
• Collect remaining info sheets
• Discuss homework 1 and collect
• Chapter 9 lecture on Sampling Distributions
• Assign 3rd homework assignment

Lecture Outline for Today:
Discuss and Collect Homework 1
Sampling Distributions – Chapter 9
I. Working with a population
II. Finding a sampling distribution (approximate)
III. Two Important Characteristics of a Sampling Distribution
IV. The Central Limit Theorem
V. A summary of some facts about sampling distributions (pp.303 and 306)
 
 

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Handouts from Week of Janaury 15th
Information Sheet Due: Wednesday, January 22, 2003
Homework set 1 Due: Wednesday, January 22, 2003
Homework set 2 Due: Monday, January 27, 2003

Handouts from Week of Janaury 20th
Lecture Handout for Wednesday, January 22, 2003
Homework set 3 Due: Wednesday, January 29, 2003

Handouts from Week of Janaury 27th
Lecture Handout for Monday, January 27, 2003
Homework set 4 Due: Monday, February 3, 2003
Lecture Handout for Wednesday, January 29, 2003 (and Mon. 4/3 and Wed. 4/5)
Homework set 5 Due: Monday, February 10, 2003

Handouts from Week of February 3rd
ECO391 Student Survey - Preliminary results and variable descriptions
ECO391 Student Survey - Actual Survey Instrument

Handouts from Week of February 10th
Lecture Handout for Monday, February 10, 2003
Homework set 6 Due: Wednesday, February 19, 2003
Data for Group Projects

Handouts from Week of February 17th
Lecture Handout for Wednesday, February 19, 2003
Homework set 5 KEY
Exam I Review Information Sheet

Handouts from Week of March 3rd
Lecture Handout for Wednesday, March 5, 2003
 

Handouts from Week of March 10th
Lecture Handout for Wednesday, March 12, 2003

Handouts from Week of March 24th
Homework set 7 Due: Monday, March 31, 2003
Homework set 8 Due: Wednesday, April 9, 2003
Lecture Handout for Wednesday, March 26 and For Monday, March 31, 2003

Handouts from Week of March 31st
Lecture Handout for Wednesday, April 2, 2003

Handouts from Week of April 7
Lecture Handout for Mon, April 7 and Wed, April 9, 2003 (ivory)
Homework set 9 Due: Monday, April 14, 2003 (green)
Exam 2 information sheet and review questions (pink)
 
 

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