Predictability of Social Media Usage to Grade Averages IB Math Studies Spring 2013 Table of Contents: Introduction/Purpose……………………………………………………………..p.3 Data Collection Method……………………………………………………….....p. 3 - 4 Data Analysis: Chi-Squared Statistic Frequency Table…………………………………………………………p. 4 - 5 Contingency Table……………………………………………………….p. 5 – 6 Chi – Squared Statistic…………………………………………………...p. 7 Degrees of Freedom………………………………………………………p. 7 Critical Value……………………………………………………………
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International Baccalaureate | Gold Medal Heights SL Math IA- Type II | Turner Fenton Secondary School | Completed by: Harsh Patel Student Number: 643984 IB number: Teacher: Mr. Persaud Course Code: MHF4U7-C Due Date: November 16th‚ 2012 Introduction This report will investigate the winning heights of high jump gold medalists in the Olympics. The Olympics composed of several events evaluating
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Sample Questions in Mathematics 1. If a and b are positive integers such that a b = 125‚ then (a − b) a + b − 4 is equal to 1. 16 2. 5 5 2. 25 3. 28 4. 30 × 53 ÷ 5 −3/ 2 = 5 a+ 2 then the value of a is equal to 1. 4 3. 2. 5 3. 6 4. 8 An electric contractor purchases a certain amount of wire. 10% of which is stolen. After using 85% of the remainder‚ he had 54 m of the wire left. How much wire did he purchase? 1. 300 m 2. 350 m 3. 375 m 4. 400 m 4. ׂ y and z are
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With Australia’s population at approximately 21 million and counting‚ it is an important challenge for the future of the nation. Over the years‚ there have been many factors that have affected the Australian population and in the future there will be plenty more. During the post-WWII period‚ a catchphrase used by politicians and industrialists was ‘populate or perish’‚ used along with the claim that Australia would not be able to defend itself if under attack. A larger population was argued to help
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M10/5/MATHL/HP2/ENG/TZ1/XX 22107204 mathematics higher level PaPer 2 Thursday 6 May 2010 (morning) 2 hours iNsTrucTioNs To cANdidATEs Write your session number in the boxes above. not open this examination paper until instructed to do so. do graphic display calculator is required for this paper. A section A: answer all of section A in the spaces provided. section B: answer all of section B on the answer sheets provided. Write your session number on each answer sheet‚ and attach
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Population In Transistion Word population growth * The world’s population has been growing increasingly rapidly and most of this growth is quite recent (since the mid 19th century) * Up to 95% of population growth is taking place in developing countries * The world’s population is expected to stabalize by around 2050-80 * North and Latin America is an exception because the population is predicted to be fallin by the end of the 21st century * Now‚ at 1.2% a year‚ the increase
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Math Summative: Fishing Rods Fishing Rods A fishing rod requires guides for the line so that it does not tangle and so that the line casts easily and efficiently. In this task‚ you will develop a mathematical model for the placement of line guides on a fishing rod. The Diagram shows a fishing rod with eight guides‚ plus a guide at the tip of the rod. Leo has a fishing rod with overall length 230 cm. The table shown below gives the distances for each of the line guides from the tip of
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1. (a) Let A be the set of all 2 × 2 matrices of the form ‚ where a and b are real numbers‚ and a2 + b2 0. Prove that A is a group under matrix multiplication. (10) (b) Show that the set: M = forms a group under matrix multiplication. (5) (c) Can M have a subgroup of order 3? Justify your answer. (2) (Total 17 marks) 3. (a) Define an isomorphism between two groups (G‚ o) and (H‚ •). (2) (b) Let e and e be the identity elements of groups G and H respectively. Let f be
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* Topic 2: Cells * 2.1 Cell theory * 2.1.1 * Outline Cell Theory 1. All living organism are composed of cells 2. Cells come from pre-existing cells 3. Cells are the smallest unit of life * * 2.1.2 * Discuss the reasons for cell theory 1. When organism are looked at under a microscope‚ they are consistently made up of cells 2. Cells carry out asexual reproduction – called Mitosis 3. Cells are the smallest unit of organisms that can carry out all
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March 13‚ 2013 SLS 1501 Career Research Assignment Major: Business Administration 5 occupations that someone could pursue with this major: A. Account Executive B. Claims Adjuster C. Marketing Assistant/Coordinator D. Market Research Analyst E. Property Manager 1) Advertising Manager – Create interest by utilizing advertisements and promotions for a product or service to potential buyers for clients such as a department‚ organization‚ or an account. WebsiteURL: http://www.bls.gov/o
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