Affirmative Action Plan (AAP):
Grants preference to a minority group in order to rectify past discrimination practices.
Age Discrimination in Employment Act (ADEA):
"Forbids employment discrimination against anyone over the age of 40 and prohibits mandato
California State University, Los Angeles
ECON 309 -Spring 2014
ECONOMICS 309 APPLIED BUSINESS & ECONOMIC STATISTICS II
Instructor:
Office Hours:
Brian Truong
Monday/Wednesday 1:20 2 pm
Tuesday/Thursday 11:30 am 12:30 pm, Room ST F626
E-mail:
[email protected]
Econ 309
Practice Problems Chapter 5
5.10 The profit for a production process is equal to $1,000 minus two times the number of units
produced. The mean and variance for the number of units produced are 50 and 90, respectively. Find the
mean and variance o
Study Guide for Quiz 3
Consider the following regression equation:
Y = 7 + 3x1 + 5x2
where x1 is a continuous variable and x2 is a dummy variable taking the value of 0 or 1.
Write the equations for the two different lines that come about depending on the
ECON 309
Statistics II for Business Majors
Chapter 5 Notes (half-filled)
Continuous Random Variables and Probability Distributions
A continuous random variable can take on any value. Like 3.4434678921531.
It can be used when measuring the thickness of an
Table 8
Upper Critical Values of Student's
t
Distribution
0
with v Degrees of Freedom
tv/a
For selected probabilities, a, the table shows the values t.,a such that P( t; > t.,a) = a, where t. is a Student's t random variable with v degress
of freedom. For
Answer to Study Guide for Midterm
Confidence Intervals:
z-s
1. The number of beverage cans produced each hour from a vending machine is
normally distributed with a standard deviation of 8.6. For a random sample of 12
hours, the average number of beverage
Figure 7.6
n
Effects of Sample
Size, Population
Standard Deviation,
and Confidence
Level on Confidence
Intervals
=
25,
=
if
19.33
1.2, 1 - a
=
.95
19.80
n = 64,
20.27
= 1.2, 1 - a = .95
if
19.51
19.80
n = 25, if
20.09
= 2.0, 1 - a = .95
19.02
19.80
20.58
SUMMARY OUTPUT
Regression Statistics
Multiple R
0.89076388
R Square
0.79346029
Adjusted R Square
0.78921632
Standard Error
3043.59741
Observations
150
ANOVA
df
Regression
Residual
Total
SS
MS
3 5.2E+009 1.7E+009
146 1.4E+009 9263485
149 6.5E+009
Coefficie
Regression output for Health Club.
It always helps to write out the model first, even if you arent asked to.
Revenue = b0 + b1*(Income ) + b2*(People) + b3*( advertising) + b4*(Pool)
(1000s)
(1000s)
(1000s) (1=yes, 0=no)
(1 =yes, 0=no)
Lets plug in the co
Study Guide for Quiz 1
What is the advantage of using the median over the mean?
The focus for chapter 2 is knowing:
a. Which formula to use. Population vs. sample.
b. The difference between covariance and coefficient.
c. How to interpret the correlation c
A History of American Labor
.Joseph Rayback
14 m
The A.F.L.s First Decade '
Homestead and Pullman
The dominant organization of the rst fty-odd years of the
Modern Era of'labor history was the American Federation of Labor.
As it was conceived and organized
A HISTORY OF AMERICAN LABOR
JOSEPH G. RAYBACK
Free Press, 1966
Chapter 23
23 _
Labors New Deal
In the summer of 1932 the signicance of the revival of labor
activity, of the new trend toward political action, and of new leg-
islation was not apparent to la
A Short History of Work in the
United States
Labor Relations
Tom Larson
Picking Cotton for 3 Cents a Pound
Coal Mining
Coal Mining
Coal mining ranks as the second worst job
in the country, after lumberjacking.
Coal mine and oil field employment
peaked i
ECON 309 Extra Credit Project
Should you feel the need to boost your grade, you have the option of doing an extra
credit project. This project will be worth up to 10 points.
In order to get extra credit, you will be required to run a regression analysis o
Suppose data were gathered on a number of franchises of a health club with branches in cities across the
United States.
E(YX1,X2,X3,X4) = 0 + 1X1 + 2X2 + 3X3 + 4X4
Yi - monthly revenue (in $1,000's) for franchise i
X1 - mean family income (in $1,000's) of
Econ 309
Practice Problems for Chapter 2: Describing Data (numerical)
[central tendency and variations]
2.1 A random sample of 5 weeks showed that a cruise agency received the following
number of weekly specials to the Caribbean:
20
73
75
80
82
a. Compute
ECON 309
Statistics II for Business Majors
Chapter 2 Notes (half-filled)
Central Tendency and Variation
Central tendency just means numbers that measure the center.
n
1. Mean -
x
x
i 1
n
i
It is found by adding all the numbers you have together, and then
I. Labor Relations in the United States
A. The industrial relations system
1. Elements in the labor relations process
1.
Work rules
2.
Management officials
3.
Employees
4.
The government
5.
Third-party neutrals
2. Factors affecting work rules
a.
Economic