EMGT 571 STATISTICS I TAKE HOME FINAL EXAM Problems – Answer the following problems…BE SURE TO SHOW ALL WORK!!!. You can use excel‚ SPSS or word as the medium for generating solutions to the problems. I recommend you use excel and SPSS 1. The time at which the mailman delivers the mail follows a normal distribution with a mean of 2:00PM and a standard deviation of 15 minutes (20 pts) a) What is the probability that the mail will arrive before 1:50PM? b) What is the probability
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In recent years sports statistics have become more valued by professional teams‚ although this change has been a slow process. Hall of Fame baseball general manager Branch Rickey hired the first full time statistician in 1947‚ and made numerous statistical formulas to enhance his performance. Yet despite his decades of success‚ most sports owners did not value advancing statistical methods of evaluating players. For instance‚ noted statistician Bill James did his research as an outsider to baseball
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Outline and assess the usefulness of official statistics in measuring crime (50 marks) Crime is behaviour that breaks the law. Crime itself is deviant. Deviance refers to the behaviour that most people see as differing from acceptable social norms or standards of society – as abnormal or immoral. Official statistics is crime reported by the public and recorded by the police (or detected by the police themselves). Records are published every three months. The process involves the witness discovering
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to determine the movement pattern of each pedestrian (individual crowd) during ingress and egress situation. The data have been collected through the experiment done to imitate the real situation of ingress and egress process during sport event. Descriptive and inferential analysis has been applied for the data analysis and synthesis part of this research. Based on the analysis‚ ii was proven that age and gender were the factors that influence the movement pattern for each pedestrian (individual crowd)
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there are approximately 126‚000 abortions conducted each day throughout the world. This website includes the abortion statistics of the world and breaks the data down to the demographics of the United States. It also discusses the decisions to have an abortion and the use of contraceptives in the United States. This was an informative website and included detailed statistics conducted by the Alan Guttmacher Institute. According to the website http://www.bls.gov/cps in 2000‚ gon average there
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Using Research and Statistics in Health Care *14 this topic addresses the following learning objectives: * Explain the role of research in developing knowledge for use in health care evidence-based practice situations. * Identify several ways that research can influence healthcare policy. * Identify peer-reviewed healthcare research articles. * Differentiate between descriptive and inferential research questions in a peer-reviewed article on healthcare research. * Identify
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Problems on Regression and Correlation Prepared by: Dr. Elias Dabeet Q1. Dr. Green (a pediatrician) wanted to test if there is a correlation between the number of meals consumed by a child per day (X) and the child weight (Y). Included you will find a table containing the information on 5 of the children. Use the table to answer the following: Child Number of meals consumed per day (X) child weight (Y) X² Y² XY Ahmad 11 8 121 64 88 Ali 16 11 256 121 176 Osama 12 9 144
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SECTION A (You should attempt all 10 questions) A1. Regression analysis is ____________________________________. A) describes the strength of this linear relationship. B) describes the mathematical relationship between two variables. C) describes the pattern of the data. D) describes the characteristic of independent variable. A2. __________________ is used to illustrate any relationship between two variables. A) Histogram B) Pie chart C) Scatter diagram D) Frequency
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Descripitive Statistics Paper Descriptive Statistics Paper Laura L. Mason‚ Becky Matlock‚ and Nichole Noble RES/341 June 15‚ 2011 David Morrisson Descriptive Statistics Paper Major League Baseball is known as America’s favorite pastime‚ and MLB teams spend an extensive amount of money in the excess of a billion dollars with the ultimate goal to win the World Series. This learning team’s focus throughout this descriptive statistics paper is the MLB players’ performances‚ salaries‚ salary
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Examine the disadvantages some sociologists may find when using official statistics in their research Official statistics are a secondary method of gaining data which are highly supported by Positivists but not so much by Interpretivists for a variety of reasons. The usages of official statistics come with many disadvantages as well as advantages. One reason Positivists support the use of official statistics is that they allow quantitative data to be gathered. However‚ Interpretivists‚ such
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