Students learn how to calculate averages with discrete and continuous data from stem and leaf diagrams and frequency tables.. They use these to compare distributions and analyse sets of data.
This unit takes place in Year 9 Term 1 and is followed by representing data using diagrams.
There are five problems that link to area, midpoints, gradients and solving equations.
How to teach calculating the original amount after a percentage change.
Problem solving lesson on two-way tables and frequency trees.