Chapter Self Review page 3 3-4 71 The monthly sales for a sample of HiTec Electronic supply stores were organized into a frequency distribution. The mean of weekly sales was computed to be $ 3‚219‚360‚ the median $3‚192‚000‚ and the mode $3‚176‚800. a. Sketch the sales in the form of a smoothed frequency polygon. Note the location of the mean‚ median‚ and mode on the x-axis. - Mode 3‚176‚800 < Median 3‚192‚000 < Mean 3‚219‚360 Therefore‚ b. Is the distribution symmetrical
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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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I. INTRODUCTION A. Statement of the problem What are the common problems encountered by different small business enterprises? B. Importance of the study By determining the common problems or difficult situations encountered by different small business enterprises‚ we can also determine the possible solutions or alternative in solving such business problem and to find or create actions to prevent in copping which such difficulties. Also we can take necessary actions for the problem will
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Introduction Learning goals ❖ What is meant by Statistics ❖ What is meant by Descriptive Statistics and Inferential Statistics ❖ Difference between Parameter & Statistic ❖ Types of Statistical Inferences What is meant by Statistics ? Statistics is the science of collecting‚ organizing‚ presenting‚ analyzing‚ and interpreting numerical data to assist in making more effective decisions. Types of Statistics Descriptive Statistics : • Methods of organizing‚ summarizing‚ and presenting
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A group of investors wants to develop a chain of fast-food restaurants. In determining potential costs for each facility‚ they must consider‚ among other expenses‚ the average monthly electric bill. They decide to sample some fast-food restaurants currently operating to estimate the monthly cost of electricity. They want to be 90% confident of their results and want the error of the interval estimate to be no more than $100. They estimate that such bills range from $600 to $2‚500. How large a sample
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sentence is a sentence structure that contains one independent clause and no dependent clauses. Examples 1. The singer bowed. This simple sentence has one independent clause which contains one subject‚ singer‚ and one predicate‚ bowed. 2. The baby cried. This simple sentence has one independent clause which contains one subject‚ baby‚ and one predicate‚ cried. 3. The girl ran into her bedroom. This simple sentence has one independent clause which contains one subject‚ girl‚ and one
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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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UNIVERSITI UTARA MALAYSIA COLLEGE OF ARTS AND SCIENCES SCHOOL OF QUANTITATIVE SCIENCES GROUP ASSIGNMENT SQQS1013 ELEMENTARY STATISTICS 2nd SEMESTER SESSION 2012/2013 INSTRUCTIONS: 1. Five (5) persons in a group. 2. Answer ALL questions and show all your calculations clearly. 3. Report must be typewritten using A4 paper. 4. Every question and answers must be written on a new page. 5. The front cover for the report is as in Appendix
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