Problem 1 - customers waiting in line
x=0
x=4
x4
x4
Probability
1
1
0.68359375
0.31640625
A research study performed at checkout lines at Publix Supermarket in South Florida
revealed that between 4pm and 7pm on weekdays there is an average of 4 customers
Week 1 Written Assignment - Using Data sets
For this week's individual written assignment, you will use the supplied data sets
from the online learning center for this textbook. They can be found at:
http:/highered.mcgraw-hill.com/sites/0073401803/student
Week 4 Project - Development of your project survey
MBA 541 Individual Course Project
There is no submission for the project until week 8.
Develop a survey of 10-20 questions in order to collect your own data for your research project. This week
you shoul
Week 3 Discussion - Analysis of a probability distribution
Find a study in a professional journal that uses a type of probability distribution covered in these
chapters. Write a brief report describing this study and how the researcher used this tool to
c
Problem 12-24
Sample size
St Dev
New Eng
Old Eng
Signifiance Level
16
0.022
0.012
0.05
Step 1
H : =
H1 :
Step2
Sig Lev
0.05
Step 3
Use F Stat
Step 4
Reject H if:
F> F=, n-1, n-2
F 0.05,15,15
F> 2.4
from apdx B.6
Step 5
F= S/S
F= 0.022/0.012
F= 1.833333
Problem 13-44
a)
Correlation between Store Size
and Sales
12.00
10.00
f(x) = 1.1795503743x + 2.1695385856
R = 0.433063999
8.00
6.00
Sales ($M)
4.00
2.00
0.00
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
Store Size (1000ft)
b)
Coefficient of Determination
r= SSR/SS Tot
Problem 15-32
At the 0.05 significance level, does the data disagree?
=
0.63
p=
0.7
n=
300
Step1
H: 0.63
H1: < 0.63
Step 2
=0.05
Step 3
Use z stat
Step 4
Reject H if : z < -z
Reject H if : z< -1.645
Step 5
z= p-/(1-n)/n
.7-.63/(.63(1-300)/300
- 0.0883
z=
Team
X1
Baltimore Orioles
Boston Red Sox
Chicago White Sox
Cleveland Indians
Detroit Tigers
Kansas City Royals
Los Angeles Angels
Minnesota Twins
New York Yankees
Oakland Athletics
Seattle Mariners
Tampa Bay Rays
Texas Rangers
Toronto Blue Jays
Arizona Di
Week 2 Discussion - Data description Research
Find an article in a professional journal that uses the tools of numerical
measurement we focused on in these chapters. Write a brief report describing the
impact of these tools and how they were effective or
Week 2 Written Assignment - Data Description Problems
Merchant Chapter 2: Practice Exercises
Problems 2-2
Merchant Chapter 3: Practice Exercises
Problems 3-3 and 3-4
Merchant Chapter 4: Practice Exercises
Problem 4-4
Overview and Objectives
Overview
This
Overview and Objectives
Overview
This week, we continue our study of inferential statistics. Now, we will build on the concepts of
probability and probability distributions that were introduced last week.
The lessons for this week will cover Chapters 8 an
Overview and Objectives
Overview
By the end of this week, we will have introduced and covered the concepts and practices
required for one-sample tests of hypothesis.
The lessons for this week will cover Chapter 10 and Chapter 11 in Lind. Also, additional
Overview and Objectives
Overview
The lessons for week 7 will cover Chapters 12 in Lind, as well as Merchant.
Chapter 12 in Lind takes hypothesis testing in a slightly different direction. It starts by focusing
on the variation of data within random sample
Find a professional article that discusses regression analysis. Write a brief report describing this
study and how the researcher used this tool to communicate the impact of the information
discovered.
http:/www.investopedia.com/articles/financial-theory/
Week 1 Discussion - Statistics in the workplace
How is statistics used in your current or proposed work environment?
The goal of this activity is to increase your awareness of the pervasiveness of statistics.
Please make your initial post by midweek, and