Glossary
Introduction
Statistical enquiry cycle
Variables
Display of data
General guidelines for drawing graphs
Creating scatter plots
Reading scatter plots
Drawing a line of best fit
Estimating values from a line of best fit
Planning an investigation
Deciding what variables to use and why
Describing how you will measure the variables and manage variation
Deciding how much data you need and avoiding bias
Sampling
Describing and comparing features
1 Direction of the relationship
2 Linear and non-linear relationships
3 Strength of the relationship
4 Uneven scatter
5 Unusual features
6 Cleaning the data
Putting it together
Reflections
Practice tasks
Answers
Charlotte Walker BEd, GradDipTchLn, MHealSc.Charlotte has over 10 years' experience in teaching Mathematics.
Victoria Walker BSc (Hons), GradDipTchLn. Victoria has twenty years' experience in teaching Mathematics. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).
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