3rd level Interpreting and describing data Line of best fit Data is presented in different ways across diagrams, charts and graphs.

With line graphs, you have a choice between connecting the plots point-to-point, or using a line of best fit. Joining dots point to point is essential to show fluctuations in data - for instance ...

Figure 2: Animated graph showing possible places a line of best fit could be drawn. Credit: Technology Networks. Through the magic of least sums regression, and with a few simple equations, we can ...