AJ Davis Department Store Part B
AJ Davis Department Store
Introduction
The following information will show whether or not the managers speculations are correct. He wants
to know the following information: Is the average mean greater than $45,000? Does th
Running Head Course Project C
Course Project Part - C
Math-533 Applied Managerial Statistics
Professor; Leroy Miller
19th October, 2015
A. Summary Report
2
Course Project C
In order to find the relationship between the Sales and calls we graphed them in a
Project Part C:
Introduction The data used for the analysis of this project is the `AJ Davis Department Stores Data'. AJ DAVIS is a department store chain, which has many credit customers. It wants to analyze the data to find out relevant information abou
1
Project Part A
Exploratory Data Analysis
Keller Graduate School of Management
GM533: Managerial Statistics
Yolonda Williams
2
Table of Contents
Introduction and Overview
3
Individual Variables
Variable: Location
Variable: Income
Variable: Size
Variable:
a. The average (mean) annual income was less than $50,000
Solution:
Step1: State the Null and Alternate Hypothesis:
Null Hypothesis: The average (mean) annual income was greater than or equal to $50,000
Alternate Hypothesis: The average (mean) annual inco
MATH533-Dr.C
Course Syllabus
Applied Managerial Statistics
Course Syllabus
Keller Graduate School of Management
DeVry College of New York
MATH533
Applied Managerial Statistics
Term:
Day:
March 2013
Monday
Time:
Instructor
:
6:00 pm 9:30 pm
Dr. Sorin Cruce
Course Project Part C
1
AJ Davis Credit Customers
Statistical Research
By: Charity Barnes
Professor: Lisa Benavides
Math 533: Managerial Statistics
Date: April 15, 2013
Course Project Part C
2
A. Summary Report
Analysis: In order to find the relationship
A group ofprofessors investigated ﬁrst-year college students knowledge ofastronomy'. One concept ofinterest was the Big Bang theory ofthe creation ofthe universe. Ln a sample of150 freshmen students= 39 believe
that the Big Bang theory accurately describe
A manufacturer ofboiler drums wants to use regression to predict the number ofhours needed to erect the drums in future projects. To accomplish this taslc data on 15
boilers were collected. Ln addition to hours [y]. the variables measured were boiler capa
The National Collegiate Athletic Association (NCAA) measures the Graduation Success Rate (GER). which is the percentage ofeligihle athletes who graduate within six years ofentering college. According to the
NCAA. the GSR for all scholarship athletes in a
Week-7 Course Project - Mobilink Adapting to Change 1
Mobilink Adapting to Change
Awais Ahmed
MBA Student
DeVry University
MGMT 591
Instructor: Dr. Zamir Deen
August 21st, 2014.
Week-7 Course Project - Mobilink Adapting to Change 2
Project contents
1. Int
Final Exam
ITT Tech
Student Name
Statistics
1.
a)
October 12, 2014
What is the difference between discrete and continuous random variables?
A continuous random variable is one which takes an infinite number of possible values.
A discrete random variable i
Week-2 Course Project Part - A
AJ DAVIS DEPARTMENT STORES
Awais Ahmed
MBA Student
DeVry University
MATH 533
Instructor: Dr. John Wasileski
September 15th, 2014.
AJ Davis Department Store
Introduction:
AJ Davis is the departmental store, which has plenty o
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Running Head: Course Project - B
Course Project Part - B
Math-533 Applied Managerial Statistics
Professor; Leroy Miller
11th October, 2015
2
Course Project B
Speculation A: The average (mean) sales per week exceed 41.5 per salesperson:
It has been specula
work: Week1 Homework Problems
“ ‘ o o o 06 0 Go “6 ea 9&6 ) )
Ex. Score: 0.75 of 1. pt HWSCBPE: 85.42% (1.0.25 of 1.2 p15]
A sample data set has a mean of 59 and a standard deviation of 15. Determine whether each of the following sample measurements are
Course Project Part - A
Math-533 Applied Managerial Statistics
Professor; Leroy Miller
20th September, 2015
I.
Introduction.
SALESCALL Inc. is a company with thousands of salespeople. The data provided; SALES (the
number of sales made this week), CALLS (t
A newspaper reported that 70% ofpeople say that some coﬁ'ee shops are overpriced. The source ofthis information was a telephone survey of 1000 adults.
a. ldenﬁfy the population ofinterest in this study.
I). ldenﬁfy the sample for the study.
c. Idenﬁ' the
A gigantic warehouse stores approximately 80 million empt}r aluminum beer and soda cans. Recently= a ﬁre ochcrred at the warehouse. The smoke Erom the ﬁre contaminated many ofthe cans
with blaclcspot= rendering them unusable. A statistician was hired by t
Running Head: Course Project Part B
Hypothesis Testing
MATH 533 - 60846
Speculation A: The average (mean) sales per week exceed 41.5 per salesperson:
Given problem will test the sales per week is more than 41.5 per sales person. In
this scenario, single t
Week 5, Math 533
B Heard
Do not copy or post
without my permission.
Students may use a
Week 5, Math 533
1
Week 5, Math 533
Week 5, Math 533
Week 5, Math 533
Go to Graph > Probability Distribution Plot, choose the right most View Probability
Click Ok, then
The white wood material used for the roof ofan ancient temple is imported from a certain country. The wooden ro ofmust withstand as much as 100 centimeters of
snow in the winter. Architects at a university.r conducted a stud}.r to estimate the mean bendin
The average salary for a certain profession is $81.000. Assume that the standard deviation of such salaries is 029.500. Consider a random sample ofSl people in this profession and let ; represent the
mean salary for the sample.
Click the icon to view the
The average salary for a certain profession is $61000. Assume that the stande deviation of such salaries is $31000. Consider a random sample of53 people in this
profession and let x represent the mean salary for the sample.
® Click the icon to ﬂew the tab
E1. Score: 0.1.? of 1 pt HW Score: 83.17%(921 0F 1.]. pt;) 11 oF11 complete 1:
A group ofresearchers wants to estimate the true mean slcidding distance along a new road in a certain forest. The skidding distances (in meters) were measured at
20 randomly s
Suppose a consumer group rated 4'.’ brands oftoothpaste based on whether or not the brand carries an American Dental Association (ADA) seal verif}ing Exact
effective decay prevention. The results ofa hypothesis test for the proportion ofbrands with the se
A. group ofprofessors investigated ﬁrstryear college students' knowledge ofastronomy. One concept ofinterest was the Big Bang theory ofthe creation ofthe tmiverse. Ln a sample of 150 freshmen students. 39 believe
that the Big Bang theory accurately descri
The average driving distance (yards) and driving accuracy (percent of drives that land Player Distance (yards) Accuracy (9%.)
in the fairway) for S golfers are recorded in the table to the right. Complete parts a 1 316.2 46.9
through 9 below. 303.2 56.5
3
Jury
Plaintif trial win-Reverse
Plai. Trial win-affirm/dismi
Defend trial win-reversed
Def.trial win-affirm/dismi
Totals
Judge
195
415
103
731
1444
Find P(A)
A=(judge trial)
P(A)
P(B)
0.686
0.081
E. P (A U B)
A & B mutual exclusive
P (A^c)
P(A) + P (A^c)
PLS check sheet 2
weeks
Books
Require book in course
10
276
40
Class Frequency Reading Level
1 Red
2 bleu
3 Yellow
4 Pink
5 Orange
6 Level Green
Total
CLAS. REL. FREQ= CL. FREQ / N
TOTAL NUMBER
CLASS Freq. Level 1
253
6
Class Relative frequency
0.024
near
Jury
Plaintif trial win-Reverse
Plai. Trial win-affirm/dismi
Defend trial win-reversed
Def.trial win-affirm/dismi
Totals
Judge
195
415
103
731
1444
Find P(A)
A=(judge trial)
P(A)
P(B)
0.686
0.081
E. P (A U B)
A & B mutual exclusive
P (A^c)
P(A) + P (A^c)