Graphs and networks are powerful tools for representing connections or relationships between objects or people. They belong to a branch of mathematics called graph theory which is quite distinct from ...

Statistical information is often shown using graphs and other diagrams. These can be easier to read than lists of numbers. You should be able to read and draw the following: The type of graph you use ...

If there is a correlation between two sets of data, it means they are connected in some way. As the temperature increases, the number of ice-creams sold increases. The results are approximately in a ...