MATH399 StatisticsLab Week 2
Question 1 is worth 5 points and each question after that is worth 4.5 points, for a
total of 50 points for the lab.
Name: Gina Elie
Statistical Concepts:
Using Excel
Graphics
Shapes of distributions
Descriptive statistics
MATH399 Statistics
Week 4 Lab
Name: Gina Elie
Statistical Concepts:
Probability
Binomial Probability Distribution
Calculating Binomial Probabilities
Open a new Excel worksheet.
1.
2.
3.
4.
5.
Open spreadsheet
In cell A1 type success as the label
Under
MATH 399N Statistics for Decision Making
Week 6 iLab
Name: Gina Elie
Statistical Concepts:
Data Simulation
Confidence Intervals
Normal Probabilities
Short Answer Writing Assignment
All answers should be complete sentences.
We need to find the confidenc
How is the rejection region defined, and how is that related to the p value? When do you reject or fail to
reject the null hypothesis? Why do you think statisticians are asked to complete hypothesis testing? Can
you think of examples in courts, in medicin
Gina Elie
Tuesdays Question
On page 157; there is a study tip which says:
In probability and statistics, the word or is usually used as an inclusive or rather than
exclusive or. For instance, there are three ways for event A or B to occur.
1. A occur and
Part C
Multiple Linear Regression Worksheet
A real estate expert was interested in developing a regression model that relates the
selling price (in thousand of dollars) of properties to characteristics of the properties.
Data were available on 30 properti
1. (TCO A) Seventeen salespeople reported the following number of sales calls
completed last month.
72 93 82 81 82 97 102 107 119
86 88 91 83 93 73 100 102
a. Compute the mean, median, mode, and standard deviation, Q1, Q3, Min, and
Max for the above sampl
1. (TCO E) The management of JAL Airlines assumes a direct relationship between advertising expenditures and
the number of passengers who choose to fly JAL. The following data is collected over the past 15 months of
performance by JAL Airlines. Note that
Applied Managerial Statistics
Week 6: Course Project Part B
MATH 533 Applied Managerial Statistics
Introduction
The satisfaction with the patients overall visit was also measured by a survey
when this data was taken. A statistical hypothesis is an assumpt
Applied Managerial Statistics
Week 2: Course Project Part A
MATH 533 Applied Managerial Statistics
July 20, 2015
Introduction
This statistical report reveals an analysis of data collected from a sample of patients
whom visited the hospital looking for inf
AJ DAVIS DEPARTMENT STORES
PROJECT PART A: EXPLORATORY DATA ANALYSIS
1
Considering AJ DAVIS is a department store chain with many credit customers; the purpose of
this report utilizing exploratory data analysis is to find out more information about these
MATH533 Applied Managerial Statistics Final Exam Study Guide
YOU MAY WANT TO PRINT THIS GUIDE.
1. The Final Exam is open book and open notes. The maximum time you can spend in the exam is 3
hours, 30 minutes. If you have not clicked the Submit for Grading
Week 6: Course Project Part B
Exploratory Data Analysis
MATH533: Applied Managerial Statistics
Introduction
AJ Davis is a department store chain, which has many credit customers and
wants to find out more information about these customers. AJ Davis has co
Week 2: Course Project Part A
Exploratory Data Analysis
MATH533: Applied Managerial Statistics
Introduction
This study will present a detailed statistical analysis of a given data set from a
sample of credit customers in the department chain stores AJ Dav
Week 7: Course Project Part C
Regression and Correlation
Analysis
MATH533: Applied Managerial Statistics
Week 7: Course Project Part C
2
Data Analysis
1. Generate a scatterplot for income ($1,000) versus credit balance($),
including the graph of the best-
Monica Thomas
MATH533: Applied Managerial Statistics
Course Project Part A
Professor Ferrell
Introduction
AJ DAVIS is a department store chain. They have many credit customers and want to find out more
information about these customers. Samples of 50 cred
Week 6 Homework and Quiz
Question 1
a.) The equation of a straight-line model is y=Bo + B1x + E Option d
b.) Y = 271 0.723x
c.) Option b Since a drive with distance 0 yards is outside the range of the sample data, the yintersect has no practical interpret
Week 7 Homework and Quiz
Question 1
a.) Y = 1.844 + 01745x1 + 0.00014x2
b.) B1 = Option b - we estimate the mean number of crashes per 3 years will increase by B for each
additional mile of roadway, holding AADT constant.
B2 = Option b we estimate the mea
Keller Graduate School of Management
MATH-533 Applied Managerial Statistics
Course Project: Part C
1.) Below is a scatterplot for the dependent (Sales) versus independent (Calls).
2.) The equation of the best fit line, which describes the relationship bet
Modified:12/5/2013 5:53 PM
The survey done by the wall street journal studied subjects that
the sample used in Kleenex diary assumed that there is
minimum error indicating the probability people that had the
cold virus used 60 tissues in each box. The com
Final :
Q1 :
Stat >basic > descriptive stat option show all
Find: Mean , Sd : S, Variance: S2, Mode , medium >
Standard deviation: is the best cz it uses all of the values in the calculation . it indicates how spread out the data
are , and it is in the sa
Case: Statistics in Action: Diary of a Kleenex User (graded)
Hypothesis Testing
Class: Our goal with hypothesis testing is to determine if a claim regarding a population may be
correct. The answer to this question depends on many factors, such as: 1) the
12/24/2013
Math 131
Table of Contents
Math 131 Notes
Math 131 Notes. 1
Unit 1 Descriptive Statistics & Basic Probability. 1
Unit 2 Probability & Probability Distributions. 18
Unit 3 Inferential Statistics. 32
1
12/24/2013
Math 131
Unit 1
Unit 1 Descriptiv
Final :
Q1 :
Stat >basic > descriptive stat option show all
Find: Mean , Sd : S, Variance: S2, Mode , medium >
Standard deviation: is the best cz it uses all of the values in the calculation . it indicates how spread out the data
are , and it is in the sa