Regression Statistics Essays and Term Papers
Last update: August 8, 2014-
The Main Idea of a Multiple Regression Analysis
Introduction: The main idea of a multiple regression analysis is to understand the relationship between several independent variables and a single dependent variable. (Lind, 2004) A model of the relationship is hypothesized, and estimates of the parameter values are used to develop an estimated regression equation.(abyss.uoregon.edu) The multiple regression equation used to describe the relationship is: Y' = a + b1X1 + b2X2 + b3X3 +……. + bkXk. It is used to estimate Y
Rating:Essay Length: 305 Words / 2 PagesSubmitted: November 8, 2009 -
The Role of Affective and Motivational Factors in Statistics Performance in University Students
When faced with the prospect of having to complete a statistics course at university, students either fall into a state of anxiety about failing the course or they form a belief that they will do well. This is due to their perception of self-efficacy. Perceived self-efficacy is, as stated by Bandura (1994) & Pajares (2002), the construct of a person’s beliefs in their ability to perform in certain tasks including academic tasks. It has been
Rating:Essay Length: 1,968 Words / 8 PagesSubmitted: November 9, 2009 -
Statistics
Lind, Chapter 13, Exercise 42 A sample of 12 homes sold last week in St. Paul, Minnesota, is selected. Can we conclude that as the size of the home (reported below in thousands of square feet) increases, the selling price (reported in $ thousands) also increases? a. Compute the coefficient of correlation. Coefficients Standard Error t Stat P-value Intercept 59.95717345 28.650326 2.092198085 0.062896401 Home Size 31.69164882 24.44661008 1.296361692 0.223968044 The formula for the coefficient of
Rating:Essay Length: 285 Words / 2 PagesSubmitted: November 11, 2009 -
Regression Analysis
Introduction This presentation on Regression Analysis will relate to a simple regression model. Initially, the regression model and the regression equation will be explored. As well, there will be a brief look into estimated regression equation. This case study that will be used involves a large Chinese Food restaurant chain. Business Case In this instance, the restaurant chain’s management wants to determine the best locations in which to expand their restaurant business. So far the
Rating:Essay Length: 485 Words / 2 PagesSubmitted: November 13, 2009 -
Regression Analysis
The Factor analysis summarizes many variables by few factors and helps to understand the structure of a correlation matrix. It accounts for multi-collinearity among a large number of interrelated independent quantitative variables by grouping the variables into a few factors and reduces correlations. In our case, we have countries as the units of observations. We have data on different aspects of these countries like population, density, percentage of people living in cities, religion, life expectancy,
Rating:Essay Length: 1,667 Words / 7 PagesSubmitted: November 15, 2009 -
Barron’s Ap Statistics
I read Barron’s How to Prepare for the AP Statistics Exam. A very educational book helped a lot on the AP test. It clarified ideas that I was uncertain on. It helped me to understand when to use each test and the assumptions needed for each test. Type I and Type II errors were explained in such a way that they became crystal clear to me instead of muddy. Computer and Minitab outputs were thoroughly
Rating:Essay Length: 869 Words / 4 PagesSubmitted: November 21, 2009 -
Regression Paper
1. Define the term “collective bargaining.” Include a current web-based news item magazine article about a real life example of a collective bargaining action. Support your findings. (10 points). Copyright 2006 Pioneer Press Pioneer Press (St. Paul, Minnesota) Distributed by McClatchy-Tribune Business News November 26, 2006 Sunday SECTION: STATE AND REGIONAL NEWS ACC-NO: 20061126-SP-1126-46-teachers-strike-was-first-in-U-S LENGTH: 670 words HEADLINE: '46 teachers' strike was first in U.S.: Sixty years ago, St. Paul educators walked the picket line
Rating:Essay Length: 9,936 Words / 40 PagesSubmitted: November 24, 2009 -
Mlb Regression Analysis Data
Data Log(Attendance) = B1wins + B2FCI + B3tktprice + B4payroll + B5state + B6earnspop In order to explain the effect that winnings percentage has on attendance, I have created an adjusted economic model that I have specified above. In order to test my economic model, I have compiled data for each of the variables specified in the model from the years 2003 to 2005. The question that I will be answering in my regression analysis
Rating:Essay Length: 1,171 Words / 5 PagesSubmitted: November 29, 2009 -
Statistics Final Paper
Business Problem Proposal Abstract Amed Lopez Construction started on June 15, 2005. This construction company has grown from a residential small job company to a business small job construction company. Amed Lopez Construction has grown incredibly in the last few months that it cannot continue with the same structure and administration. The company is at a stage where it needs to restructure to continue its growth successfully and expand its horizons. Profits in any company
Rating:Essay Length: 1,599 Words / 7 PagesSubmitted: December 6, 2009 -
Probability and Statistics Research Project
Probability and Statistics Research Project Name: Lakeisha M. Henderson ID: @02181956 Spring 2007 Abstract Table of Contents Principle Component Analysis (PCA) Definition……………………………………………………………………….4 Uses of PCA……………………………………………………………………5 Illustrative Example of PCA……………………………………………………5 Method to Determine PCA……………………………………………………..6 Basic Analysis of Variance (ANOVA) Purpose and Definition of ANOVA……………………………………………12 Illustrative Example of ANOVA……………………………………………….12 Risk Based Design Concepts Definition……………………………………………………………………….15 Predictions and Relation to Risk Based Designs……………………………….15 Principle Components Analysis (PCA) Definition: Principal Components Analysis is a method that reduces data dimensionality by
Rating:Essay Length: 3,103 Words / 13 PagesSubmitted: December 11, 2009 -
Human Regressions Impact on Society
Human Regressions Impact on Society Many people believe that the defects in society lead to the defects in human nature, but in reality this may not be the case. In William Golding’s Lord of the Flies a group of young boys are stranded on an island on which they make an attempt to create a government. The society created at the beginning of the book quickly fails and the boys turn to savagery. William Golding
Rating:Essay Length: 1,002 Words / 5 PagesSubmitted: December 22, 2009 -
Environmental Statistics
ENVIRONMENTAL STATISTICS 1. Introduction Environmental Statistics are some of the most important data required for the various aspects of socio-economic planning and environmental monitoring at the local and national levels. Almost all socio-economic activities of man affect the environment, hence environmental statistics cut across many sectors and sub-sectors. For example, climatic data are required for the general planning of farming activities including timing of cropping and harvesting, timing of farm chemical applications for effectiveness, type
Rating:Essay Length: 2,106 Words / 9 PagesSubmitted: December 26, 2009 -
Uses of Statistical Information
Running head: USES OF STATISTICAL INFORMATION Uses of Statistical Information Sandra L. Berrier University of Phoenix Statistical Applications HCS 438 Lynn Bertsch, Ph.D.(ABD), MBA, MSN Jun 12, 2006 Uses of Statistical Information What is Statistics? "Statistics is a mathematical science pertaining to collection, analysis, interpretation and presentation of data" (Wikipedia contributors, 2006). Statistics are a valuable kind of information because they can provide data for making comparisons and determining trends. There are many uses for
Rating:Essay Length: 443 Words / 2 PagesSubmitted: January 2, 2010 -
Statistics Can Be Very Helpful in Providing a Powerful Interpretation of Reality but Also Can Be Used to Distort Our Understanding. Discuss Some of the Ways in Which Statistics Can Be Used or Misused in Different Areas of Knowledge to Assist and Mislead U
"There are three types of lies: lies, damn lies, and statistics." Benjamin Disraeli, British Statesman (1804-1881) Statistics is the study of a set of numbers or measurements; including: the collection, analysis, interpretation, and presentation of the data. It is applied in various Areas of Knowledge, mainly as a form of clarification or emphasis of an idea. For example, in my TOK presentation, I was trying to convey sympathetic emotions within the audience towards the African
Rating:Essay Length: 816 Words / 4 PagesSubmitted: January 2, 2010 -
Statistical Information Paper
Statistical Information Paper University of Phoenix BSN0510-HCS438 Ellen Aebig Elizabeth Ball Marie Deitz Michele Wilson November 13, 2006 The particular study that Team “C” has decided to review is a study done at a VNA home care. This particular study looks at an increase of urinary tract infections associated with indwelling catheters. The study includes 36 patients, 13 females and 23 males. The average age of the patient is 78.31 years old. The total
Rating:Essay Length: 1,052 Words / 5 PagesSubmitted: January 2, 2010 -
Statistics
There are many uses of MS Excel for managers. Through a course given by Learningtree, managers can learn to use Excel to perform "what-if" analysis for developing budget and project plans, predict potential business developments using trend analysis (“A comparative analysis of a company's financial ratios over time.”) (Web Finance, 2007), consolidate and process multidimensional worksheets; summarize and analyze large amounts of data using PivotTables (“PivotTables allow you to create multidimensional data views by dragging
Rating:Essay Length: 372 Words / 2 PagesSubmitted: January 6, 2010 -
Regression Analysis
1. Qd=95.69- 0.41Beef price + 0 income* + 0.051 chicken price 2. SUMMARY OUTPUT Regression Statistics Multiple R 0.988202765 R Square 0.976544704 Adjusted R Square 0.972146836 Standard Error 1.657790327 Observations 20 ANOVA df SS MS F Significance F Regression 3 1830.6 610.2519 222.0495705 3.02621E-13 Residual 16 43.9723 2.748269 Total 19 1874.728 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 95.6886488 2.5341 37.7092 4.63644E-17 90.30930209 101.068 90.3093 101.068 PrBeef
Rating:Essay Length: 652 Words / 3 PagesSubmitted: January 13, 2010 -
Regression
As our research comes to a close regarding the Wage Data Set that we have used throughout our research courses we take a closer look at two areas that need to be considered: Years of Experience versus Annual Income throughout the clerical industry. We have compared these two areas using tubular graphs and as our research techniques improve we will be using the linear graph, showing either an increase in pay of a decrease in
Rating:Essay Length: 665 Words / 3 PagesSubmitted: January 13, 2010 -
Stress Statistics
2. INTRODUCTION 2.1 Problem Definition Stress has been a prominent factor in all of our lives due to the complications of living in a fast-paced society. Music therapy is increasingly gaining acceptance globally in schools as a legitimate modality for healing stress related problems. The purpose of this report is to elicit the reactions of the respondents towards having music therapy services at National University of Singapore (NUS). 2.2 Method of Investigation Interviews and surveys
Rating:Essay Length: 2,002 Words / 9 PagesSubmitted: January 14, 2010 -
Regression Analysis
Introduction Our regression analysis was done on OMNITRANS fuel consumption. This has been an ongoing issue for OMNITRANS where there seems to be an inconsistency with there CNG fuel consumption. There continues to be variance in what is consumed each day compared to the amount of miles driven. This issue is very important to OMNITRANS because it makes it very difficult to plan for future use with the CNG industry. OMNITRANS wants to have a
Rating:Essay Length: 1,684 Words / 7 PagesSubmitted: January 15, 2010 -
Regression Analysis
Introduction Gunshot wounds; bullet caliber is increasing, a look of this increase from years 1998-2003. This data is derived from the use of larger caliber firearms in accidents, homicides and suicides. Data was collected from the measurements of bullets removed from trauma patients then submitted to a surgical pathology laboratory. This data was collected from the years of 1998 to 2002 with patient medical record number and the year obtained. Approximately 78 percent of all
Rating:Essay Length: 883 Words / 4 PagesSubmitted: January 25, 2010 -
K-Mart Statistical Research
Synopsis Banks Consulting Corporation is a privately owned and operated consulting firm located in New Orleans, Louisiana and in business for the past fifteen years. Banks Consulting has been hired by K-Mart Corporation to identify any problems or issues that have caused a severe drop in sales in the six southern-most states. In this report, we have identified several key points that relate directly to K-Mart in regards to the quality and type of
Rating:Essay Length: 312 Words / 2 PagesSubmitted: January 30, 2010 -
High School Drop out Statistics
The following information shows certain groups of young people whose members are more likely than others to leave school before graduating. While not everyone in these categories drops out, paying special attention to the needs of students from these groups can keep some of them in school. Students in large cities are twice as likely to leave school before graduating than non-urban youth. More than one in four Hispanic youth drop out, and nearly half
Rating:Essay Length: 298 Words / 2 PagesSubmitted: February 2, 2010 -
Research Design and Statistics Concept Worksheet
Research Design and Statistics Concept Worksheet Name University of Phoenix Research Design and Statistics Concepts Worksheet There are three major criteria for evaluating a measurement tool: validity, reliability, and practicality. • Validity refers to the extent to which a test measures what we actually wish to measure. • Reliability has to do with the accuracy and precision of a measurement procedure. • Practicality is concerned with a wide range of factors of economy, convenience, and
Rating:Essay Length: 572 Words / 3 PagesSubmitted: February 4, 2010 -
Statistics and Research for Managerial Decisions
Business Decision Individual Project-Workshop 1 Geeta M. Patel Statistics and Research for Managerial Decisions QNT/530 Quest Diagnostics is the nation's leading provider of diagnostic testing, information and services. Our clients include patients and consumers, physicians, hospitals, health insurers, employers and government agencies. Each year The company perform: Personal health testing on over 100 million patients, Over 250 million diagnostic laboratory tests, and More than 6.5 million gene-based tests. Quest Diagnostics Inc. have: 1) The world’s
Rating:Essay Length: 685 Words / 3 PagesSubmitted: February 5, 2010