i>clicker
var (a + bX + cY ) = b 2 var (X ) + c 2 var (Y ) + 2bc cov (X , Y )
In the simple linear regression model: Y = 0 + 1 X + u. The
variance of Y is given by (Hint: cov (X , u) = 0)
A. 0 + 1 var (X ) + var (u).
B. 02 + 12 var (X ) + var (u).
C. 12 v
Disclaimer: This study guide may not be exhaustive of everything that may come up in the exam.
Week 2
Difference between the natural and the social
Reactive ethnicity
definition and example from lecture
Difference between race and ethnicity
Where doe
John Tang
#10498725
TA: Aileen McGrory
The person I have to talk about today is Anhquan Le or Quan for short. He is from
Vietnam and moved here around his middle school life. He has one other sister who also moved
here with him. Unlike other immigrants wh
Field Notes
1. What was the first thing that shocked you when coming into America?
In Vietnam, mostly we ride a scooter around 20 mph, here is like 80 mph with a big
expensive car
2. What are the disadvantages of both countries that you see after spending
Disclaimer: This study guide may not be exhaustive of everything that may come up in the exam.
Week 2
Difference between the natural and the social
Reactive ethnicity
shared historical experiences as well as unique organizational,
behavioral, and cultu
Key Concepts Review for EXAM 2 on Thursday June 2, 5:00 - 6:20 pm
Dance 3 Spring 2016 (This is our last exam of the quarter.)
Last update: 5/21/16 @ 5:45 pm-
check back for additional updates.
DANCE 3 STUDENTS:
Please feel free to click on comments in th
Problem Set #3
Solutions
Econ 122A
Spring 2016
1. For a simple linear regression Income = + BM I + u, given a random sample of data, which of the
following statements is true?
(a) OLS estimators are biased when the error u captures perseverance and self-c
Econ 122A Sample Midterm Name (print)_
UCI ID_
Multiplechoice Questions (4 points each in total, where choose the best answer,
2 points, and briefly explain your reasoning, 2 points.)
1. Which of the following models is a linear regression model?
ar stu
ed d
vi y re
aC s
o
ou urc
rs e
eH w
er as
o.
co
m
Econ 122A Problem Set 4 Name(Print)_
Due in class on Feb 27
1-7, Multiple-Choice Questions (Choose the best answer, and briefly explain your
reasoning.)
1. Suppose you are interested in the e
Econ 122A Problem Set 1 Solutions
Spring 2016
1 Assume Y=1+3X+u, where X, Y, and u=v+X are r.v.s, v is independent of X with E( v ) = 0, Var( v ) = 2 , E( X ) = 4, and Var( X ) = 1.
(1) Calculate E( u | X ), E( Y | X ), E( u | X = 1 ), E( Y | X =
1 ), E(
Econ 122A Problem Set 2 Solutions
Spring 2016
1 What can be said about the estimated slope coefficient for a regression
of Y on X, vs. the estimated slope coefficient for a regression of X on
Y? (Hint: write down the OLs estimator for the slope coefficien
Econ 122A Problem Set 2
Due in class on April 30
Name(Print)_
UCI ID_
1-5, Multiple-Choice Questions (Choose the best answer, and briefly explain your
reasoning.)
1. What can be said about the estimated slope coefficient for a regression of Y on X,
vs. th
Bonferroni confidence intervals
Suppose we want to find confidence intervals I1 , I2 , . . . , Im for parameters 1 , 2 , . . . , m . In the analysis of
variance problem 1 = 1 2 , 2 = 1 3 , . . . , m = k1 k . We want
P (j Ij , j = 1, 2, . . . , m) 1 ,
i.e.
HOW TO WRITE SUCCESSFUL ESSAYS
Different Types of Essays
Most essays entail analysis - close, careful study of a particular topic or issue.
There are many different ways to analyze, such as classifying, comparing and
contrasting, explaining causes and eff
Field Notes
SECTION 5, WEEK 3
Proposal Assignment
Return with comments/edits with Microsoft Word Track Changes
EEE Dropbox return by Wednesday, 1/27 or latest Friday 1/29
Proposal may include suggestions on ways to change questions, things to observe, etc
Week 4 Discussion
JANUARY 29, 2016
Weeks 1-3
Week 1: Came up with topics, research location
Week 2: How to write the proposal assignment (Submitted)
Track Changes Feedback
Week 3: How to write field notes
Feedback
Today: Proposal feedback and how to con
Revised 11/1/15
Option 1 Directions:
Administering the MASC Yellow-Book Assessment
to TWO 4th through 7th grade student:
1) Find TWO 20 or 25 minute blocks of time where you can talk INDIVIDUALLY with each of the 2
students. In total, you will need about
Econ 122A Midterm
Name (print)_
Feb 12, 2015
UCI ID_
Good luck!
Multiple-choice Questions (5 points each in total, where choose the best answer,
2 points, and briefly explain your reasoning, 3 points.)
1. Which of the following models is a linear regressi
Econ 122A Problem Set 2
Due in class on April 30
Name(Print)_
UCI ID_
1-5, Multiple-Choice Questions (Choose the best answer, and briefly explain your
reasoning.)
1. What can be said about the estimated slope coefficient for a regression of Y on X,
vs. th
BEGIN:VCALENDAR
PRODID:-/Office of Information and Technology, University of California in Irvine/NONSGML Calendar Course Download/EN
VERSION:2.0
METHOD:PUBLISH
CALSCALE:GREGORIAN
X-WR-TIMEZONE:America/Los_Angeles
BEGIN:VTIMEZONE
TZID:America/Los_Angeles
Econ 107: Asymmetric Information
Fall 2015: Jenkins
Assignment #1
Due: Tuesday October 20, 2015
Instructions: You may work with your colleagues, but you must submit your own assignment to receive credit. The assignment is due at the beginning of the class