Another sanity check for the functional data objects generated for each model component (before they are used in the functional linear regression analysis) is the plotting of functional descriptive statistics (see section 6.1.1 of \cite{Ramsay_2009}). The functional mean and standard deviation of the functional data objects for the number of non-corporates and the number of cited references by priority year are shown in Fig. \ref{413726} and Fig. \ref{437199} respectively, and show that....