Students learn how to plot and interpret various statistical diagrams ranging from pie charts to histograms with unequal class widths. Throughout the unit emphasis is place on interpreting the diagrams as much as it is plotting them.
This unit takes place in Year 9 Term 3 and is followed by calculating statistical measures such as averages and range.
Problem solving lesson on two-way tables and frequency trees.
Three typical exam questions to revise on plotting quadratic, cubic and reciprocal graphs.
Linking cumulative frequency graphs to ratio, percentages and financial mathematics.