2 Broad Study in Statistics Descriptive (mô tả) : provides simple summaries about the data collected & about the preliminary observations that have beed made. Such summaries maybe either quantitative (numerical measures) or visual (e.g. simple-to-understand graphs) e.g. Present a summary report of this year business result to management Inferential (suy luận) : are systems of procedures that can be used to draw conclusions from datasets arising from systems affected by random variation. The
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Marketing research Marketing research is the research that companies do to study consumers and other companies. Marketing research seeks to understand the best ways to connect a consumer and a product, with the hopes that the consumer will buy. This involved evaluating the current marketing already being done for that product, or similar products that are created by the same company, and determining how well the marketing campaigns are working. This also involves studying the marketing techniques
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gathering, organising, analysing and presenting quantitative data. ‘Data’ is the term for facts that have been obtained and subsequently recorded, and, for statisticians, ‘data’ usually refers to quantitative data that are numbers In very broad terms, statistics can be divided into two branches – descriptive and inferential statistics. 1. Descriptive statistics is concerned with quantitative data and the methods for describing them. (‘Data’ (facts) is the plural of ‘datum’ (a fact), and therefore
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What Is Data Mining? Data mining is the practice of automatically searching large stores of data to discover patterns and trends that go beyond simple analysis. Data mining uses sophisticated mathematical algorithms to segment the data and evaluate the probability of future events. Data mining is also known as Knowledge Discovery in Data (KDD). The key properties of data mining are: * Automatic discovery of patterns * Prediction of likely outcomes * Creation of actionable information
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we don’t able to give time to them and become one of the main reasons of cancelation of many outdoor trips. ------------------------------------------------- OBJECTIVE Our basic objective to work on this report is to evaluate the how to statistical tools applied on practical life and how these tools helps us
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uncertain events. We use statistical methods and statistical analysis to make decisions in uncertain environment. Population: Sample: A population is the complete set of all items in which an investigator is interested. A sample is a subset of population values. & Example: Population - High school students - Households in the U.S. Sample - A sample of 30 students - A Gallup poll of 1,000 consumers - Nielson Survey of TV rating Random Sample: A random sample of n data values is one selected from
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Marketers engage the use of primary and secondary research tools to determine results of current and past information. The information acquired from the results of the inquiries defines the data in two different terms. Marketers dissect the information and categorize it in qualitative or quantitative terms. For marketing it is important to differentiate between primary and secondary research when using qualitative and quantitative approaches to use each one effectively and determine why. Primary
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particular techniques and in general could be described as methods, which works with numbers and applies statistical analysis by using various mathematical operations with formulas and computer software. The usage of surveys and various types of databases are examples of quantitative methods. Scientists conduct surveys either in person, or through telephones, mail or internet to collect data concerning people’s opinion and attitudes about particular events in politics and international relations
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1.0 INTRODUCTION 1. Background of the Study: The research investigates the impacts of social networking websites on undergraduate students’ performance at Technology College Sarawak. The variables identified are age, gender, education, social influence and academic performance. Questionnaire will be design based on the requirement to determine the reasons and factors that affect the students’ performance and will be distributed to 30 correspondents, which consist of students in Technology
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Statistics in Business Kareem Kelly QNT/351 December 07, 2015 David Lantz Statistics in Business Statistics is a form of science where information learned from the collection of data. The data is involved in the application principle of quantitative interpretation and presentation for business purposes. Statistics are used for wide array of fields including business, education, marketing, economics, health, physics, sports, government, military, and many other fields. There are different types of
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