procedure that assures that the different units in your population have equal probabilities of being chosen. Some basic terms • • • • N - the number of cases in the sampling frame n - the number of cases in the sample NCn - the number of combinations (subsets) of n from N f = n/N - the sampling fraction 1. Simple Random Sampling The simplest form of random sampling is called simple random sampling. • • Objective: To select n units out of N such that each NCn has an equal chance
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Unit 9 Assignment 1: Executive Summary on Risk Mitigation Risk mitigation measures are introduced with the objective to: • Eliminate the risk; or • Mitigate the risk‚ if elimination is not feasible; or • Cope with it‚ if neither elimination nor mitigation is feasible. The identification of appropriate risk mitigation measures requires a good understanding of the hazard and the factors contributing to its occurrence. For this reason‚ a risk matrix needs to be completed. Risk mitigation measures may
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Practice Problems 1-KEY 1. The closing stock price of Ahmadi‚ Inc. for a sample of 10 trading days is shown below. Day Stock Price 1 84 2 87 3 84 4 88 5 85 6 90 7 91 8 83 9 82 10 86 For the above sample‚ compute the following measures. a. b. c. The mean = ∑X/n = 860/10 = 86 The median = (85+86)/2 = 85.5 The variance = ∑ X - X 2/ n-1 = {(84-86)2 + (87-86)2 + (84-86)2 + (88-86)2 + (85-86)2 + (90-86)2 + (91-86)2 + (83The standard deviation = √8.89 = 2.98 The coefficient of variation = 2.98/86 * 100%
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Descriptive Statistics One of the most beloved sports in America is Major League Baseball. This professional sport spends billions of dollars each year enhancing the chances to reach the ultimate goal in winning the World Series. Major League Baseball is one of the few remaining sports that have an uneven balance in the franchise wage capacity to acquire top talented players. The areas of concentration in this research paper will be player salaries‚ winning percentage‚ player performance
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How to Lie with Statistics Summary There are some people that rely heavily on the statistical information provided by the media‚ government‚ and other research groups in order to form opinions or come to a conclusion on a particular idea or product. However they fail to realize that a lot of the time the data is manipulated in such a way that leads them to believe something that is not actually the case. Statistics can lie in many ways the first way is by using a sample that has a bias. For instance
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180 million. Amongst this high load of population‚ around 64% of country population is living in rural vicinity with lack of sufficient resources for their life. The country is divided into eight administrative units i.e. provinces/regions: Division of Eight Administrative Units The distribution of population in Provinces and Regions in percentage is shown in following figure 1.1. 1.2 Definition of education Since time immemorial‚ education is estimated as the right road to progress
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Latin I Final Exam Review January 2014 Nouns Nouns are modified by a_________________________. They have to match in c__________________‚ n________________________‚ and g____________________. The Cases are: Nominative: This is the case that reflects the ___________________ of the sentence. Genitive: This is the case that reflects _________________________. It is translated using either the preposition ‘of’ or with an apostrophe ‘____’. Dative: The dative case communicates the i_______________
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Statistics and Psychology Paper There are numerous applications of statistical reasoning and research methods in the field of psychology. From simple aspects of reading and interpreting psychology articles‚ to completing personal research‚ statistics is a necessary concept to understand. The scientific method is essential to research‚ and many of the concepts cross the lines into statistics. It is also imperative for us to compare and contrast the characteristics of primary and secondary data
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anticipate the affects of the financial crisis has mandated an increase on the focus of risk management since then. The rationale for Kaplan & Mikes risk management framework is that a rules based approach to risk management is not appropriate or sufficient to manage all the risks that an organisation may face. This essay sets out to explain the framework set out by Kaplan & Mikes. Furthermore‚ an evaluation of how this framework can be applied to banks management of market and operational risk is relevant
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Statistics in Business QNT/275 January 12‚ 2015 Kim Gravelle Statistics in Business Statistics are simply a way of gathering information from data. Learning from data is the essential use of statistics. The extraction of answers from data provides the foot print for further investigation and research. There are several different types and levels of statistics‚ they are nominal‚ ordinal‚ interval‚ and ratio ("Data Levels of Measurement"‚ 2014). The first level being nominal‚ allows for the use
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