OPEN SOURCE SOFTWARE What are reasons for business to use open source software? With the current economy difficulties, companies are trying to find areas in their businesses where they can save money. Many companies are having no choice but to let people go. Some businesses try to avoid lay-offs and instead are looking in other areas to save money. One of the areas is, of course, the IT department; software application acquisition is an area that might lead to a big money savings. Even in
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QNT-351 Discussion Question Responses * DQ#1: What is the importance of statistics in business decision making? Describe a business situation where statistics was used in making a decision. 1. Using statistics to evaluate the performance of your business. Taking all factors into account, determine whether you are making or losing money. In addition, determine the trend of your business. For example, determine whether, over time, you are making more or less profit (or loss). Track the share
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7, 10, 6 Make (a) a frequency table and (b) a frequency polygon. (c) Make a grouped frequency table using intervals of 0-5, 6-10, 11-15, 16-20. Based on the grouped frequency table, (d) make a histogram and (e) describe the general shape of the distribution. 4. Below are the number of minutes it took each of a group of 10-year-olds to do a series of abstract puzzles: 24, 83, 36, 22, 81, 39, 60, 62, 38, 66, 38, 36, 45, 20, 20, 67, 41, 87, 41, 82, 35, 82, 28, 80, 80, 68, 40, 27, 43, 80, 31, 89, 83,
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content of social media is so dynamic, it is expected that different communities tend to have different temporal dynamics of topics. One example from our experiments on the microblog data is illustrated in Figure 1, where we show the temporal distributions of topic “food security” in a community interested in “food”, and another community mainly focusing on “law”, respectively. We can clearly
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CHAPTER 9 Hypothesis Tests CONTENTS 9.4 POPULATION MEAN: σ UNKNOWN One-Tailed Test Two-Tailed Test Summary and Practical Advice 9.5 POPULATION PROPORTION Summary 9.6 HYPOTHESIS TESTING AND DECISION MAKING 9.7 CALCULATING THE PROBABILITY OF TYPE II ERRORS 9.8 DETERMINING THE SAMPLE SIZE FOR A HYPOTHESIS TEST ABOUT A POPULATION MEAN STATISTICS IN PRACTICE: JOHN MORRELL & COMPANY 9.1 DEVELOPING NULL AND ALTERNATIVE HYPOTHESES The Alternative Hypothesis as a Research Hypothesis The Null
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question the conclusion because a. the sample was only 5 dentists b. the sample of dentists is clearly explained c. the advertisement does not include the total number of dentists surveyed d. the conclusion is not illustrated with a graph 2. A marketing class of 50 students evaluated the instructor using the following scale: superior, good, average, poor, and inferior. The descriptive summary showed the following survey results: 2% superior, 8% good, 45% average, 45% poor, and 0% inferior. a. The
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M Project Report Israel Sharipo September 13, 2013 Abstract This paper shows the true proportions of M&M candies through the random sampling of 3 different bags of plain M&M 1.69oz bag of candy bought from three different stores. I believed one will be able to determine data analysis and how it works as it relates to our class project. Introduction The rationale of writing this paper is to show how
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methods in order to achieve quality transformation within an organization. 2) 1-10. Quality planning "is a strategic activity which is vital to an organization's long term business success as the product develpment plan, the financial plan, the marketing plan, and plans for the utilization of human ressources" (DOUGLAS C. MONTGOMERY. Introduction to Statistical Quality Control. Sixth Edition, John Wiley & Sons, 2009). Quality planning is the first step to finding out what a product or service
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© Orangetree Business Solutions Private Limited, 2012 No part of this book should be referenced or copied without the prior permission of the company. A FEW WORDS TO THE STUDENTS Analytics is becoming a popular tool for managerial decision making. It‘s still not so widespread in countries like India, but in the west it has become a standard practice. Previously studying analytics involved an in depth knowledge of statistics and programming languages. But widespread availability of statistical
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Danone Aqua | A Study on the Preferred Features of Bottled Water | What are the preferred features that consumers would consider in buying a certain bottled water brand? | | Maisha Chowdhury | 7/21/2014 | | 1 Introduction Consumers often buy bottled water, but what exactly are they thinking when they pick one brand over the other? We aim to conduct a study, with the aid of a questionnaire in order to find out these preferred features in a bottle of water. We will be doing this
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