applying theory to economic practice. After completing this module‚ students will be familiar with: the procedure of hypothesis testing; the possible outcomes in hypothesis testing; the difference between significant and nonsignificant statistical findings. After completing this module‚ students will be able to: define what is meant by a hypothesis and hypothesis testing; understand the logic of hypothesis testing and describe the steps of hypothesis testing procedure;
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Part A Topic of Interest The daily phenomena in our everyday lives that we encounter that is‚ to determine the places and choices of food we consume‚ and restrictions on them based on our daily expenses. Title The ability to bring a change to our daily expenses (savings) through our food consumption Brief background of this topic : We are often pressured by the same mind boggling question‚ that is “What are we to consume for lunch/dinner daily?”. This often arises and in order to
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1. The Wall Street Journal article (Sept. 24 2012) notes how “American Airlines continued to rack up high numbers of flight delays and cancellations‚ blaming a dispute with its pilots union. The union‚ meanwhile‚ denied that pilots disrupted flights unnecessarily." "By my calculations‚" writes a Dallas Morning News (Sept. 20‚ 2012) reporter‚ "the number of pilots on sick leave was 11 pilots higher on Sept. 18‚ 2012‚ than on Sept. 18‚ 2011(1). That seems like an increase in sick leave usage". (See
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TOPIC: Advantages and disadvantages of self-study It has recently come up as a controversial issue whether students should study alone or not. Some people stand for the idea that self-study helps them become more independent. Others point out that this way of learning put them in certain difficulties. This essay will give us a chance to discuss the advantages and disadvantages of the issue in more details. On the bright side‚ the supporters of self-study have a thought that studying alone benefits
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Problems Chapter 7 1. A population of 1‚000 students spends an average of $10.50 a day on dinner. The standard deviation of the expenditure is $3. A simple random sample of 64 students is taken. a. What are the expected value‚ standard deviation‚ and shape of the sampling distribution of the sample mean? b. What is the probability that these 64 students will spend a combined total of more than $715.21? c. What is the probability that these 64 students will spend a combined
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A researcher predicts that watching a film on institutionalization will change students’ attitudes about chronically mentally ill patients. The researcher randomly selects a class of 36 students‚ shows them the film‚ and gives them a questionnaire about their attitudes. The mean score on the questionnaire for these 36 students is 70. The score for a similar class of students who did not see the film is 75. The standard deviation is 12. Using the five steps of hypothesis testing and the 5% significance
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STATISTICAl ANALYSIS In the evolution of any scientific discipline there is a period in which attempts are made to develop mathematical theories in order to account for and explain the observations generated by the phenomena with which the discipline is concerned. During this period‚ the qualitative and verbal theories are replaced‚ or supplemented‚ by quantitative and mathematical theories which express‚ in the form of some type of equation or equations‚ a postulated mechanism or model that can
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Project Proposal Statistical Learning and Data Mining Overview: Efficient asset allocation through statistical learning methods and comparison of methods for the creation of an index tracking ETF (Exchange traded fund) Datasets: The datasets are chosen from the website of the book “Statistics and Data Analysis for Financial Engineering” by David Ruppert. The book is mentioned as one of the references for this course. The two data sets chosen are 1. Stock_FX_Bond.csv 2. Stock_FX_Bond_2004_to_2006
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Diagnostic and Statistical Manual Critique The Diagnostic and Statistical Manual of Mental Disorders (DSM) has a long history‚ starting back during World War II. This paper will give a brief history of the DSM and provide some context for the DSM such as: What is it? What is it used for? Who uses it and why? DSM and diagnoses strengths and challenges will also be discussed. Some interesting literature about the DSM and it’s challenges will also be discussed. A big thing happened in the 1940’s
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Chapter 2 Self Study Questions True/False Indicate whether the sentence or statement is true or false. ____ ____ ____ ____ 1. If an individual investor buys and sells existing stocks through a broker‚ these are primary market transactions. 2. If the Federal Reserve tightens the money supply‚ other things held constant‚ short-term interest rates will be pushed upward‚ and this increase probably will be greater than the increase in rates in the long-term market. 3. The fact that a percentage of the
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