Scatter graphs show how two sets of data are related to each other. Data points are plotted on a graph and then a line of best fit is drawn to show the overall trend, close trendThe overall ...

Learn and revise how to plot coordinates and create straight line graphs to show the relationship between two variables with GCSE Bitesize AQA Maths.

How to Graph Linear Lines in Microsoft Excel. Data is rarely so uniform and predictable that plotting data points creates a perfectly linear arrangement.