Examine the reasons why some sociologists choose to use official statistics when conducting research. Firstly‚ official statistics are a source of secondary quantitative data which are gathered by the government or other official bodies. Many reasons for their use by sociologists when conducting research stems from the fact that they are a form of secondary data; meaning that they are not collected by the sociologist themselves. This makes them high in practicality‚ representativeness and reliability
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CHAPTER 1: INTRODUCTION TO PSYCHOLOGY Objective 1.1 Define psychology. Psychology is defined as the scientific study of behavior and mental processes. Key Terms psychology Exercises 1. Put a check mark by each statement that is true regarding psychology. ___X__ Psychologists study human behavior. ___X__ Psychologists study animal behavior. ___X__ Psychologists study emotions and mental processes. _____ Psychology and "common sense" lead to the same conclusions about behavior and mental processes
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Subject Areas Use of Statistics 1. World of Sports • Enter results from the different tournaments around the world • Research projects to improve the quality of the game and keep the fans interested • provide analysis on players and team strategy‚ as well as tackle larger research projects • statistical t tools include basic regression analysis‚ logistic regression‚ Monte Carlo simulation‚ classification‚ and hierarchical regression 2. Education • Statistics provides simple yet instant information
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30-year mortgage rate for small banks is less than 6 percent? Estimate the p-value. Chapter 11 27. A recent study focused on the number of times men and women who live alone buy take-out dinner in a month. The information is summarized below. Statistic Men Women Sample mean 24.51 22.69 Population standard deviation 4.48 3.86 Sample size 35 40 At the .01 significance level‚ is there a difference in the mean number of times men and women order take-out dinners in a month? What is the p-value
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CHAPTER TWO DESCRIPTIVE STATISTICS: TABULAR AND GRAPHICAL PRESENTATIONS MULTIPLE CHOICE QUESTIONS 1. A frequency distribution is a tabular summary of data showing the a. fraction of items in several classes b. percentage of items in several classes c. relative percentage of items in several classes d. number of items in several classes Answer: d 2. A frequency distribution is a. a tabular summary of a set of data showing the relative frequency b. a graphical form of
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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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Statistics Real Life Example #2Article: http://america.aljazeera.com/articles/2014/10/21/us-ebola-airports.htmlMy article is covering the recent “Ebola Outbreak”. In this‚ people are direly afraid of catching the Ebola virus. They are even going as far as screening people in airports who come from‚ and travel to‚ places where Ebola is much more spread amongst the population (mostly in Africa‚ for now). The article quotes: “Some members of Congress have urged President Barack Obama to ban all travel
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HRM 2012/2205 Human Resource Management Participation Workbook 2012 – 2013 Student Name . Student Number . Marks Awarded Weeks 1 – 10 . Marks Awarded Weeks 12 – 21 . TOTAL MARKS AWARDED
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Statistics in Business Katherine Wolf QNT/275 April 3‚ 2015 Barry Adkins Statistics in Business Statistics is all about collecting numerical data‚ organizing it‚ and interpreting the data to form hypothesis. While interpreting the data we are able to draw all kinds of conclusions from weather forecasts to how much money a company is projected to make over the next year. There are different types of statistics that can be used for different outcomes. You have to first identify the
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MANAGING INVESTMENT PORTFOLIOS WORKBOOK A DYNAMIC PROCESS Third Edition John L. Maginn‚ CFA Donald L. Tuttle‚ CFA Dennis W. McLeavey‚ CFA Jerald E. Pinto‚ CFA John Wiley & Sons‚ Inc. MANAGING INVESTMENT PORTFOLIOS WORKBOOK A DYNAMIC PROCESS The CFA Institute is the premier association for investment professionals around the world‚ with over 85‚000 members in 129 countries. Since 1963 the organization has developed and administered the renowned Chartered Financial Analyst®
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