Essays and Research Papers on Mathematics

A 7 page paper answering four statistics questions focusing on ANOVA problems. Problem topics include ABC Corporation and Riverside, CA employment; trash bag strength; ColorSmart-5000 televisions; and a comparison between the records of Arnold Palmer and Tiger Woods. Bibliography lists 3 sources.

This 3-page paper offers some calculations to determine mean figures for starting salaries between accountants and financial planners. Also discussed in this paper is the Mann-Whitney-Wilcoxon Test.

A 3 page paper presenting rationale for using nonparametric testing to measure the effects of use of a software package by salespeople in diverse sales regions. Senior management at Company W seeks appropriate evaluation measures to determine the potential usefulness of the software to the sales force. The purpose here is to provide ...

A 3 page paper discussing these statistical analysis tools. The paper identifies a companies using each, and then provides an email to upper management explaining the use of each in business research. Bibliography lists 4 sources.

5 pages answering 26 multiple-choice review questions addressing items such as sum, mean, mode, median, scale, skewness. Bibliography lists 2 sources.

A 3 page paper designating four pairs of variables as being either positively, negatively or minimally correlated. In the present assessment of correlation between several sets of two variables each, there is no quantitative measure either given or possible with the data provided. Bibliography lists 2 sources.

A 6 page paper discussing the origins and use of alpha in statistical analysis. Alpha is defined as the probability of incurring a Type I error, which is that of rejecting H0 when it is true. It is also found used virtually interchangeably with p-level, which is statistical significance and the exact probability ...

3 pages answering 11 multiple-choice review questions addressing items such as variance and standard deviation. Bibliography lists 3 sources.

A series of statistics questions answered in 15 pages. Topics include standard scores, correlation, linear regression, random sampling and probability, sign test, t-tests, chi-square and hypothesis testing and significance. Bibliography lists 5 sources.

6 pages of answers to statistics problems in percentile, quartile, central tendency and Chebyshev's theorem. Bibliography lists 2 sources.

8 pages of statistics problems solutions. Questions address union, intersection, random selection, Bayes' theorem and total probability. Bibliography lists 2 sources.

This 9 page paper shows the student how to use statistical measures to examine the employees in a department. The data used is examined using averages and distribution by gender and presented with graphs and pie charts. The paper also shows how a Chi Squared test can be used to examine the data. The bibliography ...

This 3 page paper analyses two sets of data provided by the student. Each is a data set of amounts of commission earned by sales teams. The two sets of data are analysed looking at the range, median, mode and mean with the standard deviation. The bibliography cites 2 sources.

A 3 page paper examining factors affecting engineers' understanding of graphing functions for a new software product. The paper's premise is software, but its subject is finding x- and y-intercepts and asymptotes, then graphing the equation. The equation used is f(x) = x – 1/ x^2 – x – 12. Bibliography lists ...

This 20 page paper examines a case provided by the student in the form of results tables for airports. The paper looks first at the characteristics of international airports using statistics looking at revenue number of passengers and level of cargo carried as well as average profit levels. The second part of the paper carries ...

This 3 page paper demonstrate how there is algebra in everyday life. The paper uses the example of baking a cake and shows how an algebraic equation can be used to explain the process and the make up of the cake. This is explained in easy to understand terms.

Multicollinearity, heteroskedasticity, outlying and influential cases, and non-normally distributed errors all present problems for ordinary least squares (OLS) regression. This 8 pager paper explains why each is a problem for OLS, how it can be detected and looks at steps can be taken to deal with each of them. The bibliography cites 5 sources. ...

This 4 page paper uses game theory to analyze the U.S. invasion of Iraq. Bibliography lists 2 sources.

This 8 page paper uses a data set provided by the student to formulate an hypothesis and show how to perform an analysis using SPSS, with a summary of the population sample and descriptive tables followed by tests such as Pearson and Spearman’s to test for correlation. The bibliography cites 1 source.

This 4 page paper provides an overview of the central elements of Pascal's triangle. Bibliography lists 4 sources

A 9 page paper addressing the requirements of Unit 5 IP including hypothesis testing, ANOVA and regression analysis. Bibliography lists 4 sources.

A 3 page paper addressing the fact that probability analysis often goes awry. This paper explores the potential problems that could have led to the failure of all of the engines on a three engine aircraft. Bibliography lists 1 source.

A 6 page paper describing the costs of carpeting three rooms. The paper provides total costs of using one of two installers and self-installation to find that the purchaser can save $469 of the price of the higher-priced installation estimate. Bibliography lists 4 sources.

A 5 page table template containing answers to six questions discussing hypothesis testing . Each problem requires H[sub 0] and H [sub A] in equation form, significance level, critical value and others leading to a conclusion of whether to accept or reject the null hypothesis. Bibliography includes 4 sources.

A 5 page paper answering 4 general statistics questions associated with social research. Topics include correlation vs causation; interpreting correlation; dealing with outliers in regression analysis; and evaluating the wisdom of researcher-coding of open-ended questions in a qualitative study. Bibliography lists 5 sources.