The linear regression equation is perhaps one of the most recognizable in statistics. It can be used to represent any straight line drawn on a plot: Where ŷ (read as “y-hat”) is the expected values of ...

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 ...

A solid coverage of the most important parts of the theory and application of regression models, generalised linear models and the analysis of variance. Analysis of variance models; factors, ...