deletions | additions       diff --git a/background.tex b/background.tex  index e4cd12b..47e1e96 100644  --- a/background.tex  +++ b/background.tex 
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\mathrm{Total\ Pred} = \left( S_{dy} \times \mathrm{N}_\mathrm{non} \right) + \left( S_{tt} \times \mathrm{N}_\mathrm{2:1} \right)  \end{equation}  where $S_{dy}$ and $S_{tt}$ are the scales based on the $dy$ and $tt$ samples respectively. respectively, and N refers to the number of events in the corresponding category