On this page, you will find every class handout indexed by date. If you lose a handout, or you were absent from class, you will be able to download it from here.
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30 Jan Calculating the "fences" for outliers in boxplots and describing boxplots.
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2 Feb
1. Comparing Boxplots 2. Summary statistics: Mean/Standard Deviation and Median/IQR 3. 68-95-99.7% Rule for Bell shaped (normal) data |
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3 FebThe 68-95-99.7% Rule for bell shaped (normal) data distributions
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9 Feb Two way Percentaged Tables and Segmented Bar Charts for displaying the relationship between two categorical variables
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10 Feb Parallel Boxplots for displaying the relationship between a categorical and a numerical variable
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12 Feb Here is the test on Ch 2 and 3 and SOLUTIONS
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16 Feb Theory Sheet on Coefficient of Determination
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18 Feb Formulae for calculating values gradient and y-intercept in Least squares regression line (Ex 5B)
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20 Feb Significance of the Gradient and the y-intercept in the Least Squares Regression Line (Ex 5C) and Practice Question Sheet
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21 Feb Steps involved in REGRESSION ANALYSIS
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26 Feb 1. Understanding the meaning of a RESIDUAL PLOT
2. Interpolation versus Extrapolation |
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27 Feb The 3 Median Line. Use this instead of Least Squares when there are outliers!
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2 March Ch 6 Work Requirement on Data Transformations (Booklet handed out in class) and SOLUTIONS
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3 March Assignment on Chapter 5 REGRESSION
(Due 10 March) |
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6 March 1. Booklet 2 for Ch 6 and SOLUTIONS
2. Circle of Transformations |
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10 March 1. Regression Analysis Sheet 2. Powerpoint presentation shown in class
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12 March Introduction to Time Series
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16 March 1. Theory Sheet on Moving Averages 2. Class Questions on Moving Averages 3. SOLUTIONS
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17 March 1. Theory on Median Smoothing 2. Class Questions on Median Smoothing
3. SOLUTIONS |
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20 March 1. Theory on Seasonal Indices over 1 year of data 2. Class Questions 3. SOLUTIONS
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23 March 1. Theory on Calculating Seasonal indices across several years 2. Activity on Calculating Seasonal indices across several years 3. SOLUTIONS to activity
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24 March 1. Theory on Forecasting by fitting a Regression Line to Time Series (Ex 7E) 2. Class Questions on Fitting a Regression line to Time Series 3. SOLUTIONS to Class Questions
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24 March (CONTINUED) 1. SOLUTIONS for Ch 5 REGRESSION ASSIGNMENT 2. PRACTICE OUTCOME
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14 April Examples on Similar Triangles
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4 May Formula sheet for Surface Area and Volume
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8 May 1. Formula Sheet for Sine and Cosine Rules 2. Sine Rule Example Sheet
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11 May Example Sheet for Cosine Rule
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15 May Example Sheet for Area of a Triangle and ANSWERS
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18 May Example Sheet: Ambiguity in the Sine Rule and ANSWERS
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19 May Angles of Elevation and Depression and Bearings CLASS SHEET and ANSWERS
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22 May 3D Problems CLASS SHEET and ANSWERS
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25 May Class Handout on CONTOUR MAPS
25 May Practice Test (Answers handed out in class) |
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26 May Contour Maps Class Questions and ANSWERS
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29 May SOLUTIONS for 2008 Geometry and Trigonometry SAC (Handed out in class)
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1 June SOLUTIONS for PRACTICE TEST (Done in class on Friday May 29)
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16 June HANDOUT on SIMULTANEOUS EQUATIONS and SOLUTIONS
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24 July HANDOUT on SIMPLE INTEREST
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27 July HANDOUT on PERCENTAGE DISCOUNTS and INCREASES
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28 July HANDOUT on COMPOUND INTEREST
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30 July HANDOUT on TAXATION, GST, STAMPDUTY
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31 July SNAP TEST on CH 20 and ANSWERS
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4 August THEORY ON HIRE PURCHASE
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7 August EFFECTIVE INTEREST QUESTIONS and THEORY
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10 August THEORY on INFLATION
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11 August FLAT RATE DEPRECIATION and REDUCING BALANCE DEPRECIATION THEORY
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