Descriptive Method The meaning of the Descriptive Method in research is to develop‚ test and evaluate research instruments and methods. It explores phenomena in real life situations and uses a survey method. Common data gathering methods used are questionnaire‚ interview‚ and observation. THE BASIC 3 TYPES OF DESCIPTIVE RESEARCH METHOD There are three main types of descriptive methods: observational methods‚ case-study methods and survey methods. This article will briefly describe each of these
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In my thesis‚ I will analyze three websites on obesity statistics in the United States. The analysis of each website will contain how they function as sources‚ their strengths and weakness. The first source on obesity statistics is from the National Conference of State Legislatures (NCSL). This website is for policymakers to give them access to research‚ technical assistance and opportunities to exchange ideas on state issues. This information captures the basic overview where obesity occurred in
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p r(1 − p) pet 1 − (1 − p)et p 2 r MATHEMATICAL STATISTICS WITH APPLICATIONS This page intentionally left blank SEVENTH EDITION Mathematical Statistics with Applications Dennis D. Wackerly University of Florida William Mendenhall III University of Florida‚ Emeritus Richard L. Scheaffer University of Florida‚ Emeritus Australia • Brazil • Canada • Mexico • Singapore • Spain United Kingdom • United States Mathematical Statistics with Applications‚ Seventh Edition Dennis D. Wackerly
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3ER PARCIAL Inferential statistics Sampling * The purpose of sampling is to select a set of elements (sample) from a population that we can use to estimate parameters about the population * The bigger the sampling‚ the more accurate our parameters will be. example: In the experiment of deciding if CEGL girls are smarter that CEGL boys‚ which would be your statistical hypothesis? Hypothesis testing But now‚ you already gathered information about a sample No‚ you will test if your
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WHAT IS STATISTICS? Statistics is the mathematical science involved in the application of quantitative principles to the collection‚ analysis‚ and presentation of numerical data. The practice of statistics utilizes data from some population in order to describe it meaningfully‚ to draw conclusions from it‚ and make informed decisions. The population may be a community‚ an organization‚ a production line‚ a service counter‚ or a phenomenon such as the weather. Statisticians determine which quantitative
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’Gifts Rapped’ is a magazine article that was published and featured in the British magazine ’The Spectator’ on Saturday‚ January 24th‚ 2004. Written by the author of the ’Alex Rider’ series‚ Anthony Horowitz‚ the article exposes his criticism of modern day toys. He also argues that toys in the present are inferior to the toys in the past and that the industry has begun to escalate. The devices used within the article are used to increase the audience’s awareness for children who too easily discard
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Lecture Notes: Statistics A note on basic statistics Statistics is the practice or science of collecting and analyzing numerical data in large quantities. So there are two parts1. Collection of Data 2. Analysis of Data- understanding what the data says. Steps in Statistics To carry out any statistical operation‚ the following steps need to be followed‚ in the given order: 1. 2. 3. 4. 5. 6. Sampling Estimation Hypothesis Generation Testing Regression Prediction Collection of Data: Sampling
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Research and statistics for managerial decision making Assignment 1 Mohammed Ahmed Ali 0170026 1.1 Four different beverages are sold at a fast food restaurant: soft drinks‚ tea‚ coffee‚ and bottled water. Explain why
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Statistics: The Applications of Statistics Kashaf Bakali 201105803 Qatar University Post Foundation English 203 – 106 December 17‚ 2012 Dr. James Scotland What is statistics? Statistics is a study which includes the collection‚ analysis‚ organization‚ interpretation and presentation of data. The collection‚ organization‚ analysis‚ interpretation and presentation of data help people in numerous ways; from prediction of diseases and weather up to being useful in business. These
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