12/10/2007
Interval Estimation and Hypothesis Testing
Prepared by Vera Tabakova, East Carolina University
3.1 Interval Estimation
3.2 Hypothesis Tests
3.3 Rejection Regions for Specific Alternatives
3.4 Examples of Hypothesis Tests
3.5 The p-value
Princip
Economics 395
Fall 2013
1. Suppose that the probabilities of enrolling in a type of education, by gender, are:
4-year
Men
Women
2-year
Less than
2-year
0.16
.32
.02
0.38
0.03
1
a) Fill in the missing probabilities (both joint and marginal) in the table.
b
ECON 395 Fall 2011 Summary Quiz
NAME _
Section _
1. Let X take four values, x1 = 1, x2 = 2, x3 = 3, x4 = 4.
a. Calculate the arithmetic average, .
b. Calculate . What descriptive measure is this?
c. Write out the following sum and compute where possible,
Ice Cream Example
An ice cream vendor sells three flavors: chocolate, strawberry, and vanilla. Forty five percent of
the sales are chocolate, while 30% are strawberry, with the rest vanilla flavored. Sales are by the
cone or the cup. The percentages of co
Economics 395
Due October 7th, 2013, before 2 pm
Fall 2013
Assignment #1
Due Monday, October 7th, by 2 pm in the Economics Office, SS 454. The office
is closed during lunch hour, noon 1 pm.
Please remember to do a cover sheet with your name(s), the course
ECONOMICS 395, Lab 1
Dates: Monday Sep. 16, 2013 (05:00-05:50pm) & Wednesday Sep. 18, 2013 (02:00-02:50pm)
Teacher Assistant: Ali Jadidzadeh ([email protected])
1
Downloading a Dataset
Go to (http:/www.principlesofeconometrics.com) and click on t
12/11/2007
The Simple Linear Regression Model:
Specification and Estimation
Prepared by Vera Tabakova, East Carolina University
2.1 An Economic Model
2.2 An Econometric Model
2.3 Estimating the Regression Parameters
2.4 Assessing the Least Squares Estimat
UNIVERSITY OF CALGARY
ECONOMICS 395
Fall 2013 Timeline
Sept. 9 - 15
1. Read the Course Outline and this document.
2. Topics: Review of
a. summation notation & rules
b. absolute value and inequalities
c. rules of exponents & scientific notation
d. logarith
ECON 395 Fall 2011 Summary Quiz - SOLUTION
NAME _
Section _
1. Let X take four values, x1 = 1, x2 = 2, x3 = 3, x4 = 4.
a. Calculate the arithmetic average, .
. Appendix B.4
b. Calculate
. What descriptive measure is this? Appendix B.4
This does not hav
Joint Probability Density Functions
Of course this is an economics course and therefore, we are interested not
only in the statistical properties of individual variables but also the relationship
between variables. We want to understand whether two variab
ECONOMICS 395, Lab 3
Dates: Monday Sep. 30, 2013 (05:00-05:50pm) or Wednesday Oct. 02, 2013 (02:00-02:50pm)
Teacher Assistant: Ali Jadidzadeh ([email protected])
1
Downloading a Dataset
Go to (http:/www.principlesofeconometrics.com) and click on