Epidemiological Rationale for Topic: Sexual risk behaviors place adolescents at risk for HIV infection‚ other sexually transmitted diseases (STDs)‚ and unintended pregnancy among U.S. school surveyed in 2011 from the Center of Diseases Control (CDC‚2011). An estimated 8‚300 young people aged 13–24 years in the 40 states reporting to CDC had HIV infection in 2009.Nearly half of the 19 million new STDs ( Sexually Transmitted Diseases) each year are among young people aged 15–24 years. More than 400
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I. INTRODUCTION II. A. Collection of Data We encounter some difficulties upon choosing our topic; because of we have to limit our ideas and to consider the topics of the other researchers. We have to consult our selected ideas to our professor first before doing such steps like making questionnaire‚ choosing our respondents etc. When our professor approved our topic‚ we started making forms that to be answered by our respondents. The respondents‚ which are freshmen‚ stated their answers
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WaypointHR WaypointHR is an Open Source human database. It provides organizations with a free‚ immediate and flexible Human Resource Management System (HRIS). WaypointHR is software that: * Fully editable employee records * Retain similar information on all employees * Create company records on staff data * Instant search facility for employees by name * View historical employee data * Create company report on staff data * Provide comprehensive employee
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1. Exercises 1.57 & 1.58. Stock performance. Page 46 How well have stocks done over the past generation? The Standard & Poor’s 500 stock index describes the average performance of the stocks of 500 leading companies. Because each return is weighted by the total market value of each companys stock‚ the index emphasizes larger companies. The file ex01 57.txt contains the real (that is‚ adjusted for the changing buying power of the dollar) returns on the S&P 500 for the years from 1971 to 2003. (a)
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Statistics In Business Quantitative Analysis for Business September 22‚ 2013 Dr. John Kwagyan Introduction Statistics is a tool used in businesses for planning and measuring the various activities a business is engaged in. Descriptive and inferential statistics are two different types of statistics used in a business. Statistics is the most widely used quantitative method in business. Statistics describes a set of data and then it draws a conclusion from the data
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Alexander College Comm 291 Assignment 1 Instructor: Alfred Kong Due date: 26th May 2014 The assignment is due at the beginning of the class. Late assignment will not be accepted. For this assignment‚ complete all of the following questions. Question 1 A manufacturer of cat food was planning to survey households in the US to determine purchasing habits of cat owners. Among the questions to be included are those that relate to 1. Where cat fat is primarily purchased. 2. Whether
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Case Problem 1: National Health Care Association(Descriptive Statistics) The National Health Care Association is concerned about the shortage of nurses the health care profession is projecting for the future. To learn the current degree of job satisfaction among nurses‚ the association has sponsored a study of hospital nurses throughout the country. As part of this study‚ a sample of 50 nurses was asked to indicate their degree of satisfaction in their work‚ their pay and their opportunities for
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Basics of Statistics Jarkko Isotalo 30 20 10 Std. Dev = 486.32 Mean = 3553.8 N = 120.00 0 2400.0 2800.0 2600.0 3200.0 3000.0 3600.0 3400.0 4000.0 3800.0 4400.0 4200.0 4800.0 4600.0 5000.0 Birthweights of children during years 1965-69 Time to Accelerate from 0 to 60 mph (sec) 30 20 10 0 0 Horsepower 100 200 300 1 Preface These lecture notes have been used at Basics of Statistics course held in University
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One place that I will never forget is the ranch my uncle (my grandmother’s brother‚ in Mexican culture we refer to them as uncles) built and owns. It lays on a thousand acres of land‚ just outside Toluca‚ the capital of the state of Mexico. Rancho Feshi‚ which means “singing waterfall”‚ is a trout farm. There are many different deep-water‚ man-made rectangular ponds where thousands of trout are bred for later dining. The ranch is famous for its trout and many people come from all over Mexico either
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Introduction Statistics is a set of tools used to organize and analyze data. Data must either be numeric in origin or transformed by researchers into numbers. For instance‚ statistics could be used to analyze percentage scores English students receive on a grammar test: the percentage scores ranging from 0 to 100 are already in numeric form. Statistics could also be used to analyze grades on an essay by assigning numeric values to the letter grades‚ e.g.‚ A=4‚ B=3‚ C=2‚ D=1‚ and F=0. Employing
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