Methods Mike - VideoAndMovie

3.3 3.3 Interpretation, interpolation and extrapolation

9:44

3.3 3.3 Interpretation, interpolation and extrapolation

3.2 Least squares line of best fit

12:27

3.2 Least squares line of best fit

2.8 Calculating r and the coefficient of determination, r2

10:00

2.8 Calculating r and the coefficient of determination, r2

2.7 Estimating and interpreting Pearson’s product–moment correlation coefficient

5:30

2.7 Estimating and interpreting Pearson’s product–moment correlation coefficient

2.6 Scatterplots

7:29

2.6 Scatterplots

2.5 Parallel boxplots and dot plots

11:14

2.5 Parallel boxplots and dot plots

2.4 Back-to-back stem plots

19:59

2.4 Back-to-back stem plots

2.3 Contingency (two-way) frequency tables and segmented bar charts

12:37

2.3 Contingency (two-way) frequency tables and segmented bar charts

2.2 Response and explanatory variables

3:41

2.2 Response and explanatory variables

3J Solving simultaneous linear and quadratic equations

8:12

3J Solving simultaneous linear and quadratic equations

3I The discriminant

8:01

3I The discriminant

3H The general quadratic formula

6:56

3H The general quadratic formula

3G Solving quadratic inequalities

5:39

3G Solving quadratic inequalities

3F Graphing quadratics in polynomial form

8:33

3F Graphing quadratics in polynomial form

3E Completing the square and turning points

9:55

3E Completing the square and turning points

1I The 68–95–99.7% rule and z-scores

13:02

1I The 68–95–99.7% rule and z-scores

1H Standard deviation of a sample

9:10

1H Standard deviation of a sample

1G The mean of a sample

4:49

1G The mean of a sample

1F Outliers

7:30

1F Outliers

1F The five-number summary and boxplots

11:32

1F The five-number summary and boxplots

3D EXAMPLE

9:54

3D EXAMPLE

3D Graphing quadratics

8:10

3D Graphing quadratics

3C Quadratic equations

7:41

3C Quadratic equations

3B Factorising

14:28

3B Factorising

3A Expanding and collecting like terms

7:58

3A Expanding and collecting like terms

1H Bisection and lengths of line segments

6:03

1H Bisection and lengths of line segments

1G Straight lines and gradients

6:04

1G Straight lines and gradients

1F Linear graphs and their equations

7:55

1F Linear graphs and their equations

1D Describing stem plots and histograms 1E Summary statistics

7:39

1D Describing stem plots and histograms 1E Summary statistics

1C Logarithmic (log) form

6:18

1C Logarithmic (log) form