Diploma Programme subject outline—Group 5: Mathematical studies SL School name Westlake High School Name of the DP subject Mathematical Studies SL Level School code Higher (indicate with X) Name of the teacher who completed this outline Bowman, Turner Date when outline was completed January 2015 Standard completed in two years X 923373 Standard completed in one year * Date of IB training Name of workshop (indicate name of subject and workshop category) Summer, 2015 Math Studies (Category I) * All Diploma Programme courses are designed as two-year learning experiences. However, up to two standard level subjects, excluding languages ab initio and pilot subjects, can be completed in one year, according to conditions established in the Handbook of procedures for the Diploma Programme. 1. Course outline – Use the following table to organize the topics to be taught in the course. If you need to include topics that cover other requirements you have to teach (for example, national syllabus), make sure that you do so in an integrated way, but also differentiate them using italics. Add as many rows as you need. – This document should not be a day-by-day accounting of each unit. It is an outline showing how you will distribute the topics and the time to ensure that students are prepared to comply with the requirements of the subject. – This outline should show how you will develop the teaching of the subject. It should reflect the individual nature of the course in your classroom and should not just be a “copy and paste” from the subject guide. – If you will teach both higher and standard level, make sure that this is clearly identified in your outline. Allocated time Topic/unit (as identified in the IB subject guide) State the topics/units in the order you are planning to teach them. Year 1 One class is 90 In one week there are 2-3 classes. Contents 1.1 Natural number, N; integers, Z; Students will be able to identify sets of numbers in 4 hours rational number, Q; and real numbers, the Real Number System. R. 1.2 Approximation: decimal places, Students should be aware of the errors that can 5 hours significant figures. Percentage errors. result from premature rounding. Estimation. Students should properly use functions on GDC to eliminate potential rounding errors. minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 1.1 – 1.4 Oral presentations, unit tests, quizzes, class discussions, debates, research papers, projects/performance-based activities, reflections, online assessments (All-In-Learning, Kahoot) Students should be able to determine whether results produced on GDC are reasonable values given contexts. For example, mass and time cannot be negative. 1.3 Expressing numbers in the form 𝑎 × 10𝑘 , where 1 ≤ 𝑎 < 10 and k is an integer. Students should be able to correctly write results in 4 hours scientific notation. Students should know how to input and read Operations with numbers in this form. numbers in scientific notation on a GDC. 1.4 SI and other basic units of Students should understand how to convert between 3 hours measurement: for example, kilogram different SI and other basic units. (kg), meter (m), second (s), liter (l), meter per second (m/s), Celsius scale. 1.5 Currency conversions Students should be able to perform currency transactions involving commission. 4 hours 1.5 Video: At the airport. Students will create a mini commercial applying currency conversions 1.6 Use of a GDC to solve Pairs of linear equations in two variables Quadratic equations Students should be able to graph pairs of linear equations in two variables and find the point of intersection. 4 hours 1.6 Test on pairs of linear equations and quadratic equations Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 Allocated time Topic/unit (as identified in the IB subject guide) State the topics/units in the order you are planning to teach them. Year 1 One class is 90 In one week there are 2-3 classes. Contents 1.7 Arithmetic sequences and series, Students should be able to identify the common 4 hours and their applications. Use of the difference and first term in arithmetic sequences. formula for the nth term and the sum of Students should be able to write geometric the first n terms of the sequence. sequences both recursively and with an explicit formula, use them to model situations, and translate between the two forms. 1.8 Geometric sequences and series. Students should be able to find the first term and the 4 hours Use of the formula for the nth term and common ratio of geometric sequences. Students the sum of the first n terms of the should be able to write geometric sequences both sequence. recursively and with an explicit formula, use them to model situations, and translate between the two forms. 1.9 Financial applications of geometric Students should be able to apply geometric 3 hours sequences and series: sequences to real-life financial problems involving compound interest and annual depreciation. Compound interest Annual depreciation Apply financial programs on GDC to solve financial problems. Students should understand the different scales of compound interest. 5.1 Equation of a line in two Students should be able to identify slope, intercepts, 5 hours dimensions: the forms 𝑦 = 𝑚𝑥 + 𝑏 and and other points of significance in linear equations. 𝑎𝑥 + 𝑏𝑦 + 𝑑 = 0. Prove the slope criteria for parallel and perpendicular lines and use them to solve geometric Gradient; intercepts. problems (e.g., find the equation of a line parallel or perpendicular Lines with gradients: 𝑚1 and 𝑚2 . to a given line that passes through a given point). Parallel lines: 𝑚1 = 𝑚2 . Perpendicular lines: 𝑚1 𝑥 𝑚2 = -1. minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 1.7 – 1.8 Portfolio: Students will Mathematics for the take pictures of patterns in life and International Student; establish whether they are Mathematics Studies SL, by arithmetic or geometric or neither. Haese & Harris, 2nd edition; For arithmetic patterns, students Copyright June 2010 will compute the nth term 1.9 Investigative Task: Students will use the compound interest formula to take a closer look at buying a house and investing into real-estate. 5.1 Test 1 on linear equations with the use of graphic calculators. Allocated time Topic/unit (as identified in the IB subject guide) 5.2 Use of sine, cosine and tangent ratios to find the sides and angles of right-angled triangles. 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 1 One class is Students should be able to understand, that by 6 hours similarity, side ratios in right triangles are properties of the angles in the triangle, leading to definitions of trigonometric ratios for acute angles. Angles of elevation and depression. 5.3 Use of the sine rule: Use of the cosine rule: a2 = b2 + c2 − 2bc cos A; Students should be able to use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems. Students should apply rules of trigonometry to 5 hours solve applied problems involving right triangles. Students should be able to sketch well-labelled diagrams to support their solutions. minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 5.2 Shadow Problem investigation Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 5.3 Poster Presentations: Students will sketch diagrams of “Downtown Atlanta in 10 years” with computed angles of elevations and buildings heights Use of area of a triangle = Construction of labelled diagrams from verbal statements. 5.4 Geometry of three-dimensional Students apply rules of right-angled trigonometry to 6 hours solids: cuboid; questions involving three-dimensional shapes. right prism; right pyramid; right cone; cylinder; sphere; hemisphere; and combinations of these solids. The distance between two points; ex. between two vertices or vertices with midpoints or midpoints with midpoints. The size of an angle between two lines or between a line and a plane. 5.5 Volume and surface areas of the Students apply appropriate volume and surface area 5 hours three-dimensional solids defined in 5.4. formulas to solve problems. 5.4 – 5.5 Students will build their sketch of “downtown Atlanta in 10 years” while computing volumes of complex buildings Allocated time Topic/unit (as identified in the IB subject guide) 6.1 Concept of a function, domain, range and graph. Function notation, ex. f (x), v(t), C(n) . Concept of a function as a mathematical model. 6.2 Linear models. Linear functions and their graphs, f (x) = mx + c . 6.3 Quadratic models. Quadratic functions and their graphs (parabolas): Properties of a parabola: symmetry; vertex; intercepts on the x-axis and yaxis. Equation of the axis of symmetry, 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 1 One class is minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. Students relate the domain and range of a function 4 hours to its graph and, where applicable, to the quantitative relationship it describes. 6.1 Functions with FIONA investigative task Students interpret key features of graphs and tables 5 hours in terms of quantities, and sketch graphs showing key features given a verbal description of the relationship. Key features include: intercepts; intervals where the function is increasing, decreasing, positive, or negative; relative maximums and minimums; symmetries; and end behavior. Students should be able to interpret quadratic 5 hours functions in standard, intercept, and vertex form to determine intercepts, axis of symmetry, vertex, and other characteristics (opens up vs. down, width, end behavior) 6.2 Test 2 on linear models Student should be able to use this information to graph a quadratic function. 6.4 Exponential models. Students should be able to model exponential 5 hours Exponential functions and their graphs: functions. Students should be able to solve applied problems of growth and decay. 6.3 Quadratics in real life portfolio. Students will receive real-life problems on quadratics. They will have to solve every problem elaborately. At the end, students will create their own real life quadratic problem using a provided rubric. 6.4 Tortoise and the Hare investigative task. Students will compare and contrast quadratic models and exponential models. Concept and equation of a horizontal asymptote. 6.5 Models using functions of the form Students use graphical methods and GDCs to solve 5 hours problems. Functions of this type and their graphs. The y-axis as a vertical asymptote. 6.5 – 6.6 Dynamic Software such as Geometer’s Sketchpad or Geogebra will be used to model higher polynomial functions. Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 Allocated time Topic/unit (as identified in the IB subject guide) 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 1 One class is 6.6 Drawing accurate graphs. Creating Students graph linear and quadratic functions and a sketch from information given. show intercepts, maxima, and minima. Transferring a graph from GDC to paper. minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 5 hours Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 Reading, interpreting and making predictions using graphs. Included all the functions above and additions and subtractions. 6.7 Use of a GDC to solve equations involving combinations of the functions above. This is an ongoing skill that will be implemented in 5 hours the linear and polynomial functions chapter. An examination of the differences of these functions will be explored. 7.1 Concept of the derivative as a rate Students explain how the first derivative test allows 6 hours of change. us to determine if a critical point is a local or maximum or minimum point. Tangent to a curve. 6.7 Assessment will be implemented in the previous sections requiring the use of graphic calculators. 7.1 Students will create hands-on projects that involve projectile motions and rate of change 7.2 The principle that Students examine various functions to investigate 4 hours where these increase and decreasing. Be able to use f (x) = 𝑎𝑥 𝑛 ⇒ f ′(x) = an 𝑥 𝑛−1 . The derivative of functions of the form the GDC to analyze these functions f (x) = 𝑎𝑥 𝑛 + 𝑏𝑥 𝑛−1 + ..., where all exponents are integers. 7.2 Unit Test over Calculus sections 2.2-2.5 7.3 Gradients of curves for given values of x. Values of x where f ′(x) is given. 6 hours 7.3 Quiz over gradients of curves 7.4 Increasing and decreasing Students examine various functions to investigate 5 hours functions. where these increase and decreasing. Be able to use Graphical interpretation of f ′(x) > 0, f the GDC to analyze these functions ′(x) = 0 and f ′(x) < 0. 7.4 Quiz over graphical interpretation of decreasing and increasing functions with graphic calculators Students explain methods for finding gradients of given values or x, equation of tangent at a given point. Point out the connection with this concept and previous topics of slope (gradient) Equation of the tangent at a given point. Equation of the line perpendicular to the tangent at a given point (normal). www.heinemann.com/math ; open-ended Assessment Database Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 Allocated time Topic/unit (as identified in the IB subject guide) 7.5 Values of x where the gradient of a curve is zero. Solution of f ′(x) = 0. Stationary points. 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 1 One class is Students understand that a local maximum/minimum will not necessarily be the greatest/least value of the function in the given domain. 4 hours minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 7.5 and 7.6 Project on efficient use of material in packaging with an emphasis on Physics (kinematics). Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 2.1 Internal Assessment Training Activities: Practice on commenting on the validity of a data using data from Psychology and Biology. Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June 2010 Local maximum and minimum points. Students manipulate points of inflexion with zero. 7.6 Optimization problems. Year 2 Students work on problems that involve maximizing profit, minimizing cost, and maximizing volume for given surface area. 5 hours 2.1 Classification of data as discrete or Students explore the concepts of population and of 5 hours continuous. representative and random sampling. 2.2 Simple discrete data: frequency tables. Students explore geographical datasets to further understand frequency tables 4 hours 2.3 Grouped discrete or continuous data: frequency tables; mid-interval values; upper and lower boundaries. Frequency histograms. Students use GDC to produce histograms and box and-whisker diagrams 5 hours 2.4 Cumulative frequency tables for grouped discrete data and for grouped continuous data; cumulative frequency curves, median and quartiles. Boxand-whisker diagram 2.5 Measures of central tendency. For simple discrete data: mean, median; mode. For grouped discrete and continuous data: estimate of a mean; modal class. 2.6 Measures of dispersion: range, interquartile range, standard deviation. Students use mid-interval values to estimate the mean of grouped data. 4 hours 3.1 Basic concepts of symbolic logic: definition of a proposition; symbolic notation of propositions. Students calculate and analyze percentiles and quartiles in data. Students review how to compare and contrast measures of central tendency. 4 hours Students will develop a survey and calculate the measures of central tendency Students will understand the significance of 5 hours dispersion in data. Determine, analyze and interpret range, interquartile range, and standard deviation Students are introduced to mathematical symbols 6 hours for: or, and, not. 2.5 Mini Project: Students design surveys. In this assessment, students will be assessed on identifying the errors in using statistics to mislead. Activity; we use students’ shoe size and compute measures of dispersion 3.1 – 3.2 Quiz on logic Allocated time Topic/unit (as identified in the IB subject guide) 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 2 One class is minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 3.2 Compound statements: implication, Students use compound statements to translate 6 hours between verbal statements and symbolic statements ⇒; equivalence, ⇔ ; negation, ¬ ; conjunction, ∧ ; disjunction, ∨ ; exclusive disjunction . Translation between verbal statements and symbolic form. Tests, quizzes, and hands-on activities. 3.3 Truth tables: concepts of logical contradiction and tautology. 3.3 Students explore computer programing mini projects in order to apply truth tables Truth tables are used to illustrate the associative and 6 hours distributive properties of connectives, and for variations of implication and equivalence statements. 3.4 Converse, inverse, contrapositive. Appl: Use of arguments in developing a logical Logical equivalence. essay structure. Appl: Computer programming; digital circuits; Physics HL 14.1; Physics SL C1. TOK: Inductive and deductive logic, fallacies. Testing the validity of simple arguments through the use of truth tables. 3.5 Basic concepts of set theory: elements x∈ A, subsets A ⊂ B ; intersection A∩B ; union A∪B ; complement A′. Venn diagrams and simple applications. 3.6 Sample space; event A; complementary event, A′. Probability of an event. Probability of a complementary event. Expected value. 6 hours Tests, quizzes, and hands-on activities. 6 hours Tests, quizzes, and hands-on activities. Probability is introduced and taught in a practical 6 hours way using coins and other examples to demonstrate random behavior. 3.6 Students research on actuarial studies, probability of life spans and their effect on insurance. Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June Allocated time Topic/unit (as identified in the IB subject guide) 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. Year 2 One class is 3.7 Probability of combined events, Students work on word problems involving mutually exclusive events, independent probability questions using diagrammatic events. representations. Use of tree diagrams, Venn diagrams, sample space diagrams and tables of outcomes. Probability using “with replacement” and “without replacement”. Conditional probability. 4.1 The normal distribution. Students will use the GDC when calculating The concept of a random variable; of probabilities and inverse normal. the parameters μ and σ; of the bell shape; the symmetry about x = μ . minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 6 hours 3.7 Students create a game show such as who wants to be a millionaire with probability questions 9 hours 4.1 Students will be tested on normal computations using their graphic calculators. Questions will be pooled from real life application questions in biology, psychology, and social studies. 9 hours 4.2 Students will use the internet to find two sets of data that may or may not be related. Students will be required to make a scatter plot, find of line of best fit, and interpret the data. Diagrammatic representation. Normal probability calculations. Expected value. Inverse normal calculations. Not required: Transformation of any normal variable to the standardized normal. 4.2 Bivariate data: the concept of Investigate and analyze various sets of data to correlation. Scatter diagrams; line of determine a best fit line and the correlation best fit, by eye, passing through the coefficient. mean point. Pearson’s productmoment correlation coefficient, r. Interpretation of positive, zero and negative, strong or weak correlations. 4.3 The regression line for y on x. Analyze the regression line for researched data. Be 9 hours able to make predictions based on the regression Use of the regression line for prediction line. purposes. 4.3 Students use business models to compute regression models. Mathematics for the International Student; Mathematics Studies SL, by Haese & Harris, 2nd edition; Copyright June Allocated time Topic/unit (as identified in the IB subject guide) One class is 90 In one week there are 2-3 classes. Contents State the topics/units in the order you are planning to teach them. minutes. Resources Assessment instruments to List the main resources to be used, including information be used technology if applicable. 4.4 The χ 2 test for independence: formulation of null and alternative hypotheses; significance levels; contingency tables; expected frequencies; degrees of freedom; pvalues. Students determine how to use the chi square to test 9 hours the association between two categorical variables. 4.4 Students collect categorical International Student; data and use the chi square test for Mathematics Studies SL, by the analysis of their data Haese & Harris, 2nd edition; Copyright June 2010 Project Individual piece of work involving the collection of 25 hours information or the generation of measurements, and the analysis and evaluation of the information or measurements. Students compile their statistical mini projects into one portfolio which will be checked for thorough analysis and accurate computations. 2. IB internal assessment requirement to be completed during the course Briefly explain how and when you will work on it. Include the date when you will first introduce the internal assessment requirement to your students, the different stages and when the internal assessment requirement will be due. October, 2016 (2nd year of course) – Project introduction. Review of project samples and grading rubric. Students will have four weeks to declare project topic. End of October – Topic declaration 3rd week of November – Each student will meet with project mentor to discuss progress. 4th week of November – Students will spend two class days conducting peer reviews of projects. 2nd week of December – Students will submit a status report for project. Students will receive feedback before Winter Break. 3rd week of January – Students will submit second status report for project. 4th week of January – Two class days will be spent discussing projects. One of these class days will be the second round of peer reviews. Internal assessment will be due February 8, 2017. 3. Links to TOK You are expected to explore links between the topics of your subject and TOK. As an example of how you would do this, choose one topic from your course outline that would allow your students to make links with TOK. Describe how you would plan the lesson. Topic Link with TOK (including description of lesson plan) Currency Conversions What is money? What is the history of money as we know it? In what ways does it govern our society? How can I give people some slips of green paper in exchange for food? How can I just swipe a card in exchange for food? Students will critically explore these questions as a class, developing a better understanding of world economics and society. 4. International mindedness Every IB course should contribute to the development of international mindedness in students. As an example of how you would do this, choose one topic from your outline that would allow your students to analyse it from different cultural perspectives. Briefly explain the reason for your choice and what resources you will use to achieve this goal. Topic Exponential functions and their graphs. 5. Contribution to the development of international mindedness (including resources you will use) In today’s world, human population growth is a key issue facing the future of our species. While some countries, like China, have created legal incentives and disincentives to address the issue, other countries think it is ethically wrong. In a Socratic seminar setting, students will discuss the ethics of existing and hypothetical policy regarding population growth. Students will then model population growth using exponential functions and their graphs. Students will compare trends in countries over a span of 50 years. Development of the IB learner profile Through the course it is also expected that students will develop the attributes of the IB learner profile. As an example of how you would do this, choose one topic from your course outline and explain how the contents and related skills would pursue the development of any attribute(s) of the IB learner profile that you will identify. Topic 1.9 Financial applications of geometric sequences and series: Compound interest Annual depreciation Contribution to the development of the attribute(s) of the IB learner profile Contribution to the development of the attribute(s) of the IB learner profile: Inquiry, risk-taking, reflection. Students will be granted a small amount of fake money (~$1000). Students in groups will have a small investment competition. Students will learn about different methods of investment, decide how they want to invest their money, and watch it grow (or fall). 6. Resources Describe the resources that you and your student will have to support the subject. Indicate whether they are sufficient in terms of quality, quantity and variety. Briefly describe what plans are in place if changes are needed. The following textbooks will be used during the two years of this course: McDougal-Littel Georgia High School Mathematics 3, by Holt, Rinehart, and Winston, Copyright 2008 McDougal-Littel Georgia High School Mathematics 2, by Holt, Rinehart, and Winston, Copyright 2008 In addition to the text, resources found on the online curriculum center (OCC) will be used; occ.ibo.org. - Both textbooks are in sufficient quality, quantity, and variety, but I will be requesting Mathematics for the International Student; Mathematics Studies SL.