Bar Charts and Pie Charts, Revision Notes
Bar Charts and Pie Charts
A Bar chart is a simple way of displaying categorical data. The length of each bar represents the frequency. Each bar must be the same width and leave the same space between the bars.
The bar with the greatest length represents the mode
It is very important to label axes correctly and title your charts. A lot of marks can be lost if you do not do this.
A Pie Chart represents categorical data in a circular form. Each sector displays the proportions as angles measured from t...