Glossary
Statistical enquiry cycle
Probability
The range of values for probabilities
Using number for writing probabilities
Ways of calculating probabilities
1 Equally likely outcomes
2 Long run probability
Expected number of outcomes
Combining probabilities – probability trees
Mixing it up
Probability investigations
1 Planning an investigation
a Questions, trials, outcomes and events
b List the steps needed to carry out your investigation and describe how you will record your results
c Number of trials and prediction
2 Recording and displaying results
3 Identifying patterns and discussing the data
4 Writing a conclusion
Optional extras
1 Plotting probabilities throughout an experiment
2 Calculating the theoretical probability
Putting it all together
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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