Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend.

Scatter graphs are a visual way of showing if there is a connection between groups of data. If there is a strong connection or correlation, a ‘line of best fit’ can be drawn.

Graphs, charts and maps can be used to show geographical information. Choosing the correct method of data presentation is important and knowing how to complete a graph is an essential geographical ...