MBAC 511
Solution to Problem Set #2A
1.
(a) The following scatter plot was obtained from SPSS:
140
130
120
110
100
SALES
90
80
70
0
2
4
6
8
10
12
14
EXPERIEN
(b) The regression model is Sales = 80 + 4 * Experience
(c) When Experience = 9, you have that
Sa

MBAC 511
Problem Set #1
Due September 21
INSTRUCTIONS FOR ALL HOMEWORK ASSIGNMENTS: Each group should
turn in a hard copy of the solutions to the exercises with the name of each person in that
group. Do NOT include any spreadsheets. HOWEVER, please indica

Using SPSS:
Introduction
Department of Operations
Weatherhead School of Management
1
Opening SPSS in the Comp. Lab
Start All Programs [ Analytical & Statistical ] SPSS 20
IBM SPSS Statistics
Click
Click
Double
Click
2
Starting SPSS
When you first start

MBAC 511
Problem Set #2B
Due Oct. 5
NOTE: This is an individual homework assignment that each student must do on
his/her own.
INSTRUCTIONS: In solving this problem, you do not need to do any computations by
hand nor do hypothesis tests using test statisti

MBAC 511
Problem Set #3
Due November 2
When solving the following problems/case, you do not need to do any computations by
hand using formulas; rather, you can provide the answer by using appropriate software
and obtaining the answer from the output. For

MBAC 511
Solution to Problem Set #1
1. Using the Basic Worksheet to test a mean with known standard deviation with
n =120, X = 3.37, = 0.28, = 0.05, you can be 95% confident that the
population average undergraduate GPA of those admitted to top business s

MBAC 511
Sample Examination on Statistics
Name: _SOLUTIONS_
Exam Time: 2 hrs
Note: This is an individual exam! You should not discuss any aspect of the exam with
fellow students, or share any information. Receiving or offering help in an exam is
against t

Topics for the
MBAC 511 Exam
on Statistics
Note: This is an open-book exam, so you may use
class notes, homeworks, a calculator, but NOT
your computer or any other electronic
communication device.
1
Estimation
Population
parameter is
unknown
Mean
Pr

MBAC 511
Sample Midterm Examination on Statistics
Name: _
Exam Time: 2 hrs
Note: This is an individual exam! You should not discuss any aspect of the exam with
fellow students, or share any information. Receiving or offering help in an exam is
against the

MBAC 511
Problem Set #2A
Due Oct. 5
For these group exercises, you can present the answers in any way you prefer. However,
for the case problem in the last question, summarize all your findings in a one-two page
executive summary. This summary should incl