Glossary
Probability
Fraction, decimal and percentage revision
The probability scale
Using numbers to describe probabilities
Sample space
Ways of calculating probabilities
Calculating theoretical probability
Challenge 1
Calculating probabilities from observations
Experimental probability
Complementary events
Expected number
Statistical concepts
Census and sample
Types of variables
Investigative questions
Types of survey questions
Data display
Pie graphs
Reading axes
Bar graphs
Line graphs
Histograms
Dot plots
Scatter plots
Data analysis
Measures of centre
Measure of spread
Unusual features
Challenge 2
Box plots
Understanding box plots
Comparing box plots
Infographics
Statistical literacy
Sampling and bias
Question types and appropriate data displays
Data interpretation
Revision 1
Revision 2
Answers
Charlotte has over 10 years’ experience in teaching Mathematics, the majority of this as Assistant HOD of Mathematics and Dean of Year 9 at Darfield High School. She has also undertaken a year at St Margaret’s – a high decile, girls’ school. Here she focused on teaching the junior levels (including Year 7 and 8).
Victoria has twenty years’ experience in teaching Mathematics and has recently retired as Teacher of Mathematics and Specialist Classroom Teacher at Riccarton High School. She has received a Jim Campbell award for teaching excellence (2003) and an Ernest Duncan award in Mathematics (2007).