Sample For Final Examination STA 3155
Note: Support your answers by calculatios/reasons
Q1. Encircle T (for True) and F (for False) in the following statements:
i. Exponential smoothing weighs heavily
Chapter 4
Multiple Linear Regression
4.1. The Linear Regression Model:
General Linear Regression Model:
y = 0 + 1x1 + 2x2 + 3x3 + + kxk +
4.2. The Least Squares Estimates, and Point Estimation and Pr
Multiple Regression-Handout
The model is
Yi = 0 + 1 X1i + . . . + p Xpi + i
Here
0 is the mean of Y when all the Xs are equal to zero
i is the change in the mean of Y when we increase Xi by one whil
VeslEx
Sensitivity Analysis
Total Market Size
Price
Unit Fixed Cost
Unit Variable Cost
Annual Marketing Cost
Total Unit Cost
(Fixed+Variable+Marketing
)
Unit Margin
Sales Prediction
Market Share
Total
Independence
Do you know your
INDEPENDENCE?
1-Do you know your
independence?
A bank retains a CPA firm to perform an
audit. During the period of the professional
engagement, a manager in the CPA firm
JPMorgan Chase & Co. (JPM)
Next Rpt Date:14 Jan '16
TARGETS & RATINGS
$65.61
Data as of: 10-Dec-2015
100 Day Mean
Institutional Investor
Broker
U.S. Dollar
Analyst
Mean
Rating Date
10 Dec '15
Rating
P
Bank of America Corporation (BAC)
Next Rpt Date:19 Jan '16
TARGETS & RATINGS
$17.20
Data as of: 10-Dec-2015
100 Day Mean
Institutional Investor
Broker
U.S. Dollar
Analyst
Mean
Rating Date
10 Dec '15
R
Charles Schwab Corporation (SCHW)
Next Rpt Date:13 Jan '16
TARGETS & RATINGS
$33.26
Data as of: 10-Dec-2015
100 Day Mean
U.S. Dollar
Broker
Analyst
Mean
Rating Date
10 Dec '15
Credit Suisse
Christian
Wells Fargo & Company (WFC)
Next Rpt Date:15 Jan '16
TARGETS & RATINGS
$54.34
Data as of: 10-Dec-2015
100 Day Mean
Institutional Investor
Broker
U.S. Dollar
Analyst
Mean
Rating Date
10 Dec '15
Rating
It may be hard to believe, but the U.S. is one of ONLY 2 countries around the globe
that taxes its citizens on WORLDWIDE income! What this means, is that IF you
retain U.S. Citizenship, the American G
Generation-skipping transfers arise when there is one of the following:
1. Taxable terminations (TT) - Any termination of a trust interest unless at the termination of the
trust, the trust property tr
Tax acct
13.
When an accrual basis taxpayer finances the construction of its building by
borrowing, the interest is deductible in the year it accrues.
https:/quizlet.com/161277871/tax-exam-2-practice-
Tax Accounting
13.
When an accrual basis taxpayer finances the construction of its building by
borrowing, the interest is deductible in the year it accrues.
https:/quizlet.com/161277871/tax-exam-2-pra
Baruch College, Statistics & CIS Dept.
Spring 2016
Dr. Yitzchak Sabban
Statistics 3155 EMWA - Course Outline
January 29 to May 28, 2016
Textbooks: FORECASTING, TIME SERIES, AND REGRESSION: AN APPLIED
SAS Output
Page 1 of 9
regression
The REG Procedure
Model: MODEL1
Dependent Variable: hours
Number of Observations Read 17
Number of Observations Used 17
Analysis of Variance
Source
DF
Model
Sum of
Sq
SAS Output
Page 1 of 11
The SAS System
The CORR Procedure
5 Variables: y x1 x2 x3 x4
Simple Statistics
Variable
N
Mean Std Dev
Sum Minimum Maximum
y
30 8.38267 0.68124 251.48000
7.10000
9.52000
x1
30
8. Exponential Smoothing
This forecasting method is most effective when the components (trend
and seasonal factors) of the time series may be changing over time
8.1 Simple Exponential Smoothing:
No tr
Department of Statistics and Computer Information Systems
Baruch College, City University of New York
Second Test: Course: STA 3155 Time: Take Home Test
Instructor: Balwant S. Gill
Last Name_ First Na
Department of Statistics and Computer Information Systems
Baruch College, City University of New York
Final Examination- Course: STA 3155, Weightage 40%
Instructor: Balwant S. Gill
Last Name: _ First
Chapter 5
Model Building and Residual Analysis
Model building refers to an approach to develop concepts and procedures for making decision to include
variables in the model, exclude influential data t
Chapter 6
Time Series Regression
Time series regression models relate dependent variable to functions of time.
These models are most profitably used when parameters describing the time
series to be fo
7. Decomposition Methods
The major goals of every time series forecasting are to identify and isolate the influencing factors for
predictive purposes. Models that help to decompose the time series int
9. Nonseasonal Box-Jenkins Models and Their Tentative Identification
Four Steps of Box-Jenkins Methodology:
1.Tentative Identification: Searching appropriate model using historical data.
2.Estimation:
Chapter 4
Multiple Linear Regression
4.1. The Linear Regression Model:
General Linear Regression Model:
y = 0 + 1x1 + 2x2 + 3x3 + + kxk +
4.2. The Least Squares Estimates, and Point Estimation and Pr
Department of Statistics and Computer Information Systems
Baruch College, City University of New York
Second Test: Course: STA 3155 Time: Take Home Test
Instructor: Balwant S. Gill
Last Name_ First Na
Department of Statistics and Computer Information Systems
Baruch College, City University of New York
Final Examination- Course: STA 3155, Weightage 40%
Instructor: Balwant S. Gill
Last Name: _ First
Christina Hanchi
Professor Sabban
STA 3155
Chapter 7 Homework
Exercise 7.3
Both the multiplicative and additive yhats are shown in the table. The point forecasts should be able to
predict previous sal