Y = 18.8%+42.7 229 = 18.81 + 42.7 229 - 42.7 = 18.8x 186.3 = 18.8x x = 9.91 As this value is not the same as my recorded value for the x value, I will find the percentage error for -the estimated (9.91) and true (9.6) values. Please note that difference between HL and SL IAs is the level of math expected of students which is reflected in slightly different rubrics and consequently the HL and SL grades differ slightly. • Desmos: Software for graphing points, functions and tables. San Diego International Studies. In an r x c contingency table, the degrees of freedom (df) allowed are given by the formula (r-1) x (c-1). edited by Aaron Keeping. 5) Are a sample of student digit ratios normally distributed? Most of the people I interviewed were Caucasian, and because of this I should have only tested Caucasian students. Documents. Reblogged this on thoughtsreflectionsandpersonalmodifications and commented: If you want to do an investigation with a bit more mathematical content then have a look at this page for over 300 ideas for Maths SL and HL students. IB Maths Resources from British International School Phuket. So, using my formula and substituting in 229 as my y value. If you go to the random data generator you can download up to 200 questionnaire results from school children around the world on a number of topics (each year’s questionnaire has up to 20 different questions). This gives you data on things like individual players’ shots per game, pass completion rate etc. Conduct this BBC reaction time test to find out. Use Google Finance to collect data on company share prices. Join. 10) Is there a correlation between time taken getting to school and the distance a student lives from school? Change ), You are commenting using your Twitter account. Useful websites for use in the exploration, A selection of detailed exploration ideas. Example of crime index calculation: State Year Pop Violent Property IA 2007 2,988,046 8,805 78,154 (Violent+Property) Population ×1000=Crime Index (8,805+78,154) 2,988,046 ×1000=29.10229628 State Year Crime Index Unemployment Rate IA 2007 29.1 9.39 2008 27.4 4.34 2009 26.1 5.63 2010 25.2 6.27 2011 25.9 5.90 MD 2007 40.7 3.57 2008 41.3 4.47 2009 37.9 7.14 2010 35.4 7.81 3) Is there a correlation between arm span and foot height? Follow links at the top of the page to similar databases on basketball, golf, baseball and American football. 11) Does eating breakfast affect your grades? Be innovative, choose something you are interested in and enjoy it! MATH IA GUIDE 2 info@lanternaeducation.com IB Maths is a struggle for most people going through their diploma. This video is accompanied by an exam style question to further practice your knowledge. 1) The Census at School website is a fantastic source of secondary data to use. This was the Math SL IA for 2010-2011. Both of the charts will look like this: I will then set out to each of the classes to obtain my data in tally marks until all 83 students have been studied. ib math applications ia examples, IB Edition: Maths SL IA Ideas! There is also a fully typed up mark scheme. Blog at WordPress.com.Ben Eastaugh and Chris Sternal-Johnson. 4) Are a sample of student reaction times normally distributed? 15) Is there a correlation between female participation in politics and wider access to further education? As you read through it, you will see comments from the moderator in boxes like this: At the end of the sample project is a summary of the moderator’s grades, showing how the project has been graded against all the criteria A to G. These The NHS use a chart to decide what someone should weigh depending on their height. IB Mathematics. The following are examples of HL/SL IAs based on the current mark scheme with grader comments. You should aim for an absolute minimum of 50 pieces of data – and ideally 60-100 to give yourself a good amount of data to look at. Change ). Premier League wages and league positions. To get good marks make sure you carefully follow the marking criteria points given by the IB and try and personalise your investigation as much as possible. A comprehensive 63 page pdf guide to help you get excellent marks on your maths investigation. Is there a correlation between arm span and foot height? Studies have shown that bilingual students have better “working memory” – does this include memory recall? Please like, comment and subscribe for more videos! Example 1: Iraq and Iran are the only suppliers of petroleum. Monty Hall problem: How does Bayesian probability work in this real-life example, and can you add a layer of complexity to it? The permutations and combinations of a rubics cube. Are a sample of student digit ratios normally distributed? Online. Advice on using Geogebra, Desmos and Tracker. If you go to the examples link above, then you can choose from data on everything from astronomy, the human body, geography, food nutrition, sports, socioeconomics, education and shopping. A introductory guide to the IA. I would really recommend everyone making use of this – there is a mixture of a lot of free content as well as premium content so have a look and see what you think. Primary school girls play much less sport than boys farmer ’ s sleep academic! Between arm span and foot height Resource during the course website is a correlation between and... The NHS use a chart to decide what someone should weigh depending on height. 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