Probability and Statistics Research Project Name: Lakeisha M. Henderson ID: @02181956 Spring 2007 Abstract Table of Contents Principle Component Analysis (PCA) Definition .4 Uses of PCA 5 Illustrative Example of PCA 5 Method to Determine PCA ..6 Basic Analysis of Variance (ANOVA) Purpose and Definition of ANOVA 12 Illustrative Example of ANOVA
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(Friday) Standard Deviation cont’d Example: Amount of money earned by new immigrants Sample: 12‚ 15‚ 16‚ 20‚ 25‚ 36‚ 40 Step 1: Find the mean * x̄=164/7 * mean is 23.4 Step 2: Find how much each observation deviates from the mean * 12 - 23.4 = -11.4 * 15 – 23.4 = -8.4 * 16 – 23.4 = -7.4 * 20 – 23.4 = -3.4 * 25 – 23.4 = 1.6 * 36 – 23.4 = 12.6 * 40 – 23.4 = 16.6 * Note: all observations below mean will be negative‚ all above will be positive Step 3: Square
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EMBA Ranking 2012 Rank 2012 3 year average School name Programme name Salary today (US$) Salary increase (%) Career progress rank Work experience rank Aims achieved rank International course experience rank FT.com Business School Rankings - Custom PDF download 1 1 Kellogg / Hong Kong UST Business School Kellogg-HKUST EMBA 465‚774 42 25 2 1 41 2 2 Columbia / London Business School EMBA-Global Americas and Europe 265‚596
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United States in 2005. e. The advertising medium (radio‚ television‚ or print) used to promote a product. 2. Classify each of the following qualitative variables as ordinal or nominative. Explain your answers. Qualitative Variables Categories Statistics course letter grade A B C D F Door choice on Let’s Make A Deal Door﹟1 Door﹟2 Personal computer ownership Yes No Restaurant rating ***** **** *** ** * Incoming tax filing status Married filing jointly; Married filing separately; Single;
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Week 4 Exercises Chapter 5 – Section 1. Question 5 To perform a certain type of blood analysis‚ lab technicians must perform two procedures. The first procedure requires either one or two separate steps‚ and the second procedure requires either one‚ two‚ or three steps. a. List the experimental outcomes associated with performing the blood analysis. Answer: There are two procedures that a lab technician must perform. The first procedure requires either one or two separate steps‚ which could be named
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report the results of the survey. It is very important that questionnaire looks professional‚ provides clear instructions and is easy to read and organized in a way that it is easy to follow to preserve respondents motivation to fill it out and that questions are organized by topic and that response choices include all the possible responses respondents can make. b) The University of
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ECO 72 INTRODUCTION TO ECONOMIC STATISTICS Topic 2 Measures of Central Tendency These slides are copyright © 2003 by Tavis Barr. This material may be distributed only subject to the terms and conditions set forth in the Open Publication License‚ v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). Measures of Central Tendency This chapter looks at three different concepts of how we describe a “typical” element of a data set. Mean
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Residential crime. Cambridge‚ MA: Ballinger. Roncek‚ D. W. (1993). Mapping crime: An inescapable but valuable task for intracommunity analysis. In Block‚ C. R.‚ and Block‚ R. L. (eds.)‚ Questions and Answers in Lethal and NonLethal Violence. National Institute of Justice‚ Washington‚ DC‚ pp. 151-161. Schuessler‚ K. (1962). Components of variation in city crime rates. Social Problems‚ 9(Spring)‚ 314-323. Shichor‚ D.‚ Decker‚ D. L.‚ & O’Brien‚ R. M. (1980). The relationship of criminal victimization
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Top of Form Question 1 1 / 1 point Despite its widespread availability‚ ________ typically provide(s) the least depth of news coverage. radio television the Internet newspapers magazines Question 2 1 / 1 point Which group has had great popularity on radio talk shows? conservatives liberals socialists communists racial and ethnic minorities Question 3 1 / 1 point Which of the following statements about newspapers is NOT accurate? Newspapers are no longer the primary
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Elk Grove Unified School District et al. v. Newdow et al. 542 U.S. 1 (2004) Facts: In 1954‚ Congress amended Title 36 of the United States Code by adding “under God” to the Pledge of Allegiance. California Education Code section 52720 requires appropriate patriotic exercises to be practiced in every public elementary school every day. Elk Grove Unified School District’s policy required the recitation of the Pledge of Allegiance every day pursuant to section 52720 of the California Education Code
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