The Long Term Trend Line
How do we add a long term trend line?
The fitting of a linear model to the moving average can be used to describe the trend numerically.
Using Excel the equation of the trend line can be generated easily (right click on smoothed curve and select 'Add trendline').
In iNZight the long term trend will need to be described by reading values off the graph.
A quantitative description the trend MUST be done for Achieve!! (and in context for Merit)