# Unit 3 Further Notes

 Unit/Area of Study Topics Notes Online Resources Unit.3 Headstart Summary Tasks Worksheet Univariate Data Task Bivariate Data Task 1. Core – Data Analysis Univariate Data Types of data Notes 3.1.1 Representing distributions Notes 3.1.2 Log base 10 Histograms Notes 3.1.3 Logarithm video Describing Distributions Notes 3.1.4 Identifying outliers Skewness video The 68%-95%-99.7% & z scores Notes 3.1.6 The 68-95-99.7% Rule Part 1 The 68-95-99.7% Rule Part 2 Z Scores Mean & Standard Deviation Notes 3.1.7 Back to back stem and leaf Notes 3.1.8 Back 2 back stem and leaf Box plots & comparisons Notes 3.1.9 Parallel box plots 1 Parallel box plots 2 Two way frequency Tables & segmented bar charts Notes 3.1.10 Two way frequency tables Bivariate Data Response & explanatory variables Notes 3.1.11 Explanatory  & response variables Scatter plots Notes Interpreting scatterplots Scatterplot analysis Pearson’s product-moment correlation coefficient (r) Notes Pearson’s product-moment correlation coefficient (r) Coefficient of determination Notes Coefficient of determination Least squares regression Notes TI-Nspire Tute Interpreting straight line graphs Notes Interpreting straight line graphs Interpolation & Extrapolation Notes Residual Analysis Notes Residual analysis example Online simulation Linear regression examples Linear Regression Sample  Task 1 Linear Regression Sample Task 1 Solutions Video Solution – Example 1 Linear Regression Sample Task 2 Linear Regression Sample Task 2 Solutions Video Solution – Example 2 Transformations Notes Transforming data sets Examples of transformations Time Series Smoothing Notes Smoothing video 3 Point Moving Avg Video 5 Point Moving Avg Video 4 Point Moving Avg – Centred Video 3 Point Median Video 5 Point Median Video Deseasonalising Data Video S.I. Exam Qn 1 S.I. Exam Qn 2 2. Core –  Recursion and financial modelling Arithmetic Sequence Notes 3.2.1 Recurrence Relation video Juddy Productions: Arithmetic Recursion Examples video Interest Models Geometric Sequence Notes 3.2.2 Juddy Productions: Geometric Recursion Examples video The Compounding Interest Equation – Part 1 The Compounding Interest Equation – Part 2 Effective Interest Rate Notes 3.2.4 Juddy Productions: Effective and nominal interest rate video TI-Nspire Finance Solver Notes Compounding Interest Ti-Nspire Finance Solver Examples Notes Reducing Balance Depreciation Notes Reducing Balance Loans Notes Juddy Productions: Reducing balance loans (TI-nspire) Reducing Balance Loans – Basics Reducing Balance Loans – TI NSpire Reducing Balance Loans – Change Up Juddy Productions: Annuities & Perpetuities video Amorisation Table Notes Online calculator Juddy Productions: Amorisation Table – Reducing Balance Loan (New) Video. Juddy Productions: Amortisation Table – Annuity Investments (New) Juddy Productions: Amortisation Table – Annuity Payouts (New) Amortisation Table Video 1 Perpetuities Notes Perpetuity video Annuity Investments Notes Superannuation video Juddy Productions: Graphing Exam Questions video Juddy Productions: Visualising Banking Arrangements video Juddy Productions: Finance Solver Change-Ups (New) video