Essays on Statistics

Until the industrial revolution in the mid 18th century, most goods were custom made. Industrialisation brought about a fundamental shift from cottage industry production to large scale manufacturing. Simultaneously, industrial activity underwent extensive mechanisation. As explained by Ho, ‘craftsmen were diminishing and being replaced by …

Sociological Problem The public perception of crime is that it has increased whilst official statistics show that overall, crime has decreased over the years. In this ‘risk society’, a fear of victimisation has become part of our lifestyle and we are constantly reminded of the …

The rapid political transformation that exemplified the last decade of the past century in various countries of the world encouraged a renewed interest in the relationship between development and democracy (Doorenspleet, 2002, p. 55). The argument in the 1960s had been that democracy was positively …

The aim of this paper is to compare two academic research papers, one informed by qualitative and another one by quantitative research designs with focus on the methodological factors. Both papers describe working lives and attitudes of gay and lesbian workers in the UK and …

The can be used to differentiate the “vital few” causes of laity problems from the “trivial many” causes of quality problems. A) histograms B) scatter plot C) Parent Charta Answer: CA. When using a dot plot to visualize a distribution which of the following is …

SAMPLE AND SAMPLING TECHNIQUE Sample ? Is a finite number of an item (or individual) taken from a population having identical characteristics with those of the population from which it was taken. ? A sample is considered biased if one or several of the items …

A Synopsis of How to Lie with Statistics by Darrell Huff When most people hear or read a statistic, they quickly have to decide if the numbers listed are valid or invalid. It is usually assumed that the author of the statistic is knowledgeable in …

To carry out this test of comparative data from the United States Dollars and Japanese Yen in comparison with the UK Pounds, the test must follow a clear set of step by step plan. The Question of whether PPP theory was tested in the following …

Darling test for normality, an investigator will either reject or fail to reject the null hypothesis, based upon sampled data. Frequently, results in Six Sigma projects contain the verbiage “accept the null hypothesis,” which implies that the null hypothesis has been proven true. This article …

Chi-Square Test Chi-square is a statistical test commonly used to compare observed data with data we would expect to obtain according to a specific hypothesis. For example, if, according to Mendel’s laws, you expected 10 of 20 offspring from a cross to be male and …

This is an accounting calculation, followed by the application of a threshold. However, predicting the profitability of a new customer would be data mining. Dividing the customers off company according to their profitability. Yes, this is a data mining task because it requires data analysis …

Knowing your audience—their beliefs, attitudes, age, education level, job functions, language and culture—is the single most important aspect of developing your speech. Your audience isn’t just a passive group of people who come together by happenstance to listen to you. Your audience is assembled for …

Introduction Moroccan Kingdom is an Arab developing country situated on the extreme north-western corner of Africa. Because it is one of the rare Arab countries that don’t have oil and gas resources, Morocco’s economy is mainly based on agriculture and industry. Indeed, these two sectors …

There are two type of family in the world: the wealth family and the poor one. It is said that over 40% of the world’s population lives on less than $2 per day, as a part condition of absolute poverty. The term absolute poverty is …

CONSUMERS’ PERCEIVED VALUE AND BRAND IMAGE TOWARDS LUXURY VEHICLE BRAND STRETCHING By Teerapong Tammasuwan January 2013 The work contained within this document has been submitted by the student in partial fulfilment of the requirement of their course and award Table of Contents List of Figures …

There has been a general concern in the public about how ICT in the early years was like in terms of the facilitators that were being used by the people so that they could pass information as well as communicate with one another. The effects …

 INTRODUCTION Introduction: Smartphone Usage Mobile phones nowadays are addressed as smartphone as they offer more advanced connectivity and computing ability than a normal cell phone. The term smartphone refers to a programmable mobile phone that offers advanced capabilities and features that help individuals in their …

Abstract This paper is an academic critique of an observational study research article written by Stephen J. Zaccaro (2007) entitled, Trait-Based Perspectives of Leadership. The trait-based perspective on leadership was dismissed by many scientific leadership researchers in the mid-20th century. A primary reason was that …

Job analysis may be defined as a methodical process of collecting information on the functionally relevant aspects of a job. It involves job description (determining the duties and skill requirements of a job) and job specification (determining the kind of person who should be hired …

Financial Reporting Quality and Investment Efficiency Rodrigo S. Verdi The Wharton School University of Pennsylvania 1303 Steinberg Hall-Dietrich Hall Philadelphia, PA 19104 Email: rverdi@wharton. upenn. edu Phone: (215) 898-7783 Abstract This paper studies the relation between financial reporting quality and investment efficiency on a sample …

Statistical quality control (SQC) The application of statistical techniques to measure and evaluate the quality of a product, service, or process. Two basic categories: I. Statistical process control (SPC): – the application of statistical techniques to determine whether a process is functioning as desired II. …

Introduction The youth of today no longer seem to spend their leisure activities like in the olden days; outdoor games or playing with toys, instead, they spend their free time in their homes, internet cafes or computer shops simply to satisfy their hunger; and that …

True/False Questions The standard deviation of any normal random variable is always equal to one. Answer: False Type: Concept Difficulty: Easy For any normal random variable, the probability that the random variable will equal one is always zero. Answer: True Type: Concept Difficulty: Medium The …

In this dissertation, the researcher has researched the addictive nature of the college-goers in the Coimbatore district towards pornography. The main reason to conduct research in Coimbatore city is based on three main factors. They are Climate, Status and diversity. This Porn addiction topic seems …

Firstly, there are many standards in defining “success”. According to the Dictionary. com, success is the attainment of wealth, position, honors, or the like. It means that each person has his or her level of success, which means some people would think they are success …

Global Video Games Industry [pic] The world video gaming industry is predicted to record 9% yearly growth through 2013, to exceed $76 billion, according to Business Insights. Mobile and online gaming formats will fuel the market, with customers taking advantage of wider, faster and more …

Abstract Forecasting hotel arrivals and occupancy is an important component in hotel revenue management systems. In this paper we propose time series approach for the arrivals and occupancy forecasting problem. In this approach we simulate the hotel reservations process forward in time. A key step …

The confidence intervals represent upper and lower bounds of variation around each reference forecast. Values may occur outside the confidence intervals due to external shocks, such as extreme weather, structural changes to the economic system, geopolitical events, or technology development. The confidence intervals increase in …

The first hr after birth is a clip of peculiar sensitiveness for the female parent. Close contact with her babe during this clip facilitates the attachment procedure. Mother-baby bonding is enhanced when the bare neonate is placed on the female parent ‘s bare thorax. The …

The Thanjavur Art Plate is a world famous one and is being produced only in Thanjavur Town. The making of Thanjavur Art Plate is recognised as small handicraft cottage industry, as the production takes place at the household level. The Thanjavur Art Plate artisans are …